Decree No. 94 / 1987 Coll.
Decree of the Federal Ministry of Fuel and Energy on heat management, connection conditions and change of heat content
Valid
Effective from 01.01.1988
94
DECLARATION
Federal Ministry of Fuel and Energy
of 19 November 1987
on heat management, connection conditions and change of heat carrier
The Federal Ministry of Fuel and Energy provides, in agreement with the Federal Ministry of Finance, the Federal Price Office, the Ministry of Interior of the Czech Socialist Republic and the Ministry of Interior of the Slovak Socialist Republic, pursuant to Section 28 of Act No. 89 / 1987 Coll., on the Production, Distribution and Consumption of Heat ("the Act '):
Preliminary provisions
This decree provides
(a) heat management rules and related rights and obligations of designers, investors, operators of heat supply facilities, customers and heat consumers;
(b) uniform conditions for the connection of demand heat equipment to centralised heat supply systems (hereinafter referred to as "systems") and conditions for the supply of heat to citizens;
(c) the procedure for the change of the heat carrier or its parameters.
Scope
This decree covers centralised heat supplies and adequately decentralised heat supplies.
HEALTH MANAGEMENT RULES
Heat management principles
(1) Heat management means the sum of activities that ensure the efficient consumption of primary energy sources in heat generation, the minimum loss of heat distribution and the efficient use of heat for heating, air conditioning, the preparation of hot water for use or technological purposes, in accordance with national fuel policy, in the performance of planned tasks and in the care of the healthy environment.
(2) Heat management requires in particular:
(a) maintaining installations for the production, distribution and consumption of heat in good technical condition and ensuring its timely reconstruction and modernisation;
(b) equipment for the production, distribution and consumption of heat necessary by the regulatory, control and measuring technology and its use;
(c) continuous evaluation of the production, supply, heat consumption and analysis of heat losses in order to reduce them;
(d) the processing of rationalisation programmes aimed primarily at reducing heat losses and the use of secondary and non-traditional forms of energy and using evaluation and analysis results;
(e) the creation, verification, implementation and compliance with technical standards of heat consumption or technical economic indicators and their use for traffic management and the establishment of a fuel and energy consumption plan;
(f) the introduction and use of low-energy technology;
(g) the placing as close as possible to the point of consumption of hot water-preparation equipment;
(h) compliance with the heating and supply rules for hot water and for environmental adjustment (air conditioning).
Heating rules
(1) The heating season begins on 1 September and ends on 31 May of the following year.
(2) Heating shall be started in the heating period if the average daily outdoor air temperature (1) falls below + 13 ° C on two consecutive days and, according to weather developments, an increase in the average daily outdoor air temperature for the following day cannot be expected unless otherwise agreed between the supplier and the customer.
(3) In the heating period when the average daily outdoor air temperature (1) rises above + 13 ° C and, according to weather developments, an average daily outdoor air temperature decrease for the following day cannot be expected, the heating is interrupted or reduced.
(4) Heating shall be terminated in May if the average daily outdoor air temperature (1) rises above + 13 ° C on two consecutive days and, according to the weather trend, an average daily outdoor air temperature decrease for the following day cannot be expected unless the supplier agrees otherwise with the customer.
(5
(6) Households and other rooms3) must be heated during the heating period in such a way that the temperature specified in the technical normal.3)
(7) The period of operation of heated spaces is defined as:
(a) apartments for a period of not less than 6.00 hours to 22.00 hours where no interruption or limitation of heating is carried out;
(b) all other premises shall have a period determined for the purpose.
(8) For fully air-conditioned spaces, the temperatures set and justified in technical projects and technological regulations apply.
(9) The mean deviation from the specified temperatures at the time of operation of heated spaces shall not exceed ± 1,5 ° C.4)
(10) In the case of heated buildings, the heat energy supply must be reduced or interrupted at a time outside their operation, but in such a way as to meet the requirements of the technical standard. 5)
(11) Exemptions from the specified temperatures (3) in heated areas, in justified cases (6), are approved by the Federal Ministry of Fuel and Energy or by its authorised professional energy organisations. 7)
(12) For buildings or premises in technical standard (3), the temperatures set by operational regulations or conditions of use or destination of the space shall apply.
Rules for the supply of hot utility water heated centrally and remotely 8)
(1) Hot commercial water must be supplied
(a) for apartments and accommodation, if the technical, operational and supply conditions so permit, daily for the period of operation, unless otherwise agreed between the supplier and the customer of the heat, but must be delivered at least three days a week, of which at least one day shall be per day of rest or leave; two days of delivery must follow each other,
(b) for other equipment in the operational period in such a way that the hygiene requirements are met.
(2) The interruption of the supply of hot commercial water is possible only if it is not possible from technical reason 9) to supply heat for drinking water heating.
(3) Hot commercial water shall be at a temperature of not less than 45 ° C and not more than 60 ° C at the outlet of the user. This is without prejudice to the provisions of the health regulations determining the temperature of hot water used for use.
Obligations of heat supply operators
(1) Operators of heat supply facilities are obliged to:
(a) carry out such measures as to avoid the creation of different fuel and heat consumption standards for appliances operated or supplied with heat under comparable conditions; taking the lowest standard of consumption as a basis,
(b) to create technical and economic conditions for providing unused heat output to other customers, 10)
(c) in operational timets11) for heat sources and transmission stations, lay down rules on efficient operation and operating regime, depending on climatic conditions;
d) provide hydraulic control of central heating heating system, 3)
(e) maintain and use the service log of the transmission station for traffic management.
(2) Operators of internal facilities are obliged to:
(a) to check and, where necessary, adjust the interior equipment in such a way as to ensure temperatures in heated areas in accordance with Section 4 (6) of this Decree;
(b) to check compliance with specified temperatures in heated areas; ensure, for internal equipment which is not yet equipped with automatic heating water temperature control, pursuant to Section 9 of this Decree, a replacement method of regulation,
(c) ensure effective separation of spaces which are differently heated, possibly cooled, and ensure their operation in such a way as to limit the penetration of air from warmer spaces to colder spaces as far as possible;
(d) to remove the leakage of windows and doors by sealing or replacing them in compliance with the health requirements for internal air exchange, 12) to equip the outdoor door with a self-locking mechanism, possibly to carry out additional insulation of the building envelope, 5)
(e) ensure the proper operation of heat and hot water control and measurement equipment.
Obligations of apartment operators and non-residential premises 13)
Housing and non-residential operators shall be obliged to require users to take measures to prevent the uneconomical use of heat and hot water, in particular:
(a) adjust the temperature in heated areas pursuant to § 4 (6) of this Decree by using the regulatory fittings;
(b) on premises temporarily unused to limit heating;
(c) not to reduce the supplied heat output of heating bodies by coating them with inappropriate paints or by covering them, unless otherwise provided by safety and health regulations;
(d) draw hot utility water only in the quantity strictly necessary for the purpose and keep all discharge fittings in a tight state.
Heat measurement
(1) The operator of the central heat source is obliged to measure the total supply of heat from the source to customers in the heat network. The operator of a central heat source with a rated heat output of 25 MW or more shall measure the supply of heat to customers on individual heat network outlets.
For a local heat source, the method of measuring heat supply shall be determined by its investor or operator on the basis of a technical economic assessment.
(2) The operator of the primary part of the heat distribution shall measure the heat supply on the primary side of the transfer station.
(3) The operator of the transfer station is obliged to install gauges to enable the determination of heat consumption for heating and for hot water preparation.
(4) The heat distribution operator shall measure the heating supply separately at the inputs into each sampling or internal installation.
(5) If heat from the transfer station is supplied directly to a single consumer, the heat consumption shall be measured only on the primary side of the transfer station.
(6) The provisions of paragraphs 1 to 5 shall not apply to heat sources which serve only for their own production purposes, for which the method of measuring heat shall be determined by their investor or operator on the basis of a technical assessment.
(7) Operators of residential or other buildings which are used by more than one consumer of hot commercial water shall be obliged to ensure that it is measured by individual consumers.
(8) Operators of residential or other buildings which are used by multiple heat consumers are required to install heat meters (14) for individual consumers when all heat consumers agree with the operator of such buildings.
(9) Organisations that are required to measure the heat produced, supplied or consumed under the previous paragraphs shall use the data obtained to evaluate the heat consumption standards and, where appropriate, the specific heat consumption indicators, the balance sheet, the heat accounting and the improvement of heat management and hot commercial water.
Heat control
(1) Heat source operators, transfer stations and internal installations are required to regulate the production, supply and consumption of heat in order to achieve efficient heat consumption.
(2) Heat source operators with direct heating supply (15) and transmission station operators are required to equip these devices by automatic regulation of the parameters of the heat carrier depending on climatic conditions or internal air temperature of the reference rooms. 16)
(3) Investors of construction or reconstruction and modernization of residential or other buildings are required to equip parts of buildings which differ significantly from external climatic conditions by self-regulation of parameters of the heat carrier.
(4) Investors or operators of buildings and premises which are not or are not permanently used must equip them with an automatic heat supply control device in order to reduce or interrupt heating at a time outside their use. In the event that certain buildings are permanently occupied, they must be heated separately.
(5) Building operators are obliged to equip on premises and rooms 17) individual appliances intended for heating by an individual automatic control device, 18) which maintain the temperature within the specified range, provided the technical conditions allow.
Common provisions for the regulation and measurement of heat
(1) Investors, designers and heat-supply operators are obliged to ensure that they are equipped with regulatory and measuring equipment when designing, building and reconstructions.
(2) The operator of the heat supply facility shall be responsible for the proper operation and maintenance of the control and measuring equipment and for the verification of the measuring equipment. 19)
(3) Heat supply facilities set up and put into service before the entry into force of this Decree must be equipped by the operator with control and measuring equipment gradually until 31 December 1995.
(4) Investors or future operators of heating installations for residential or other buildings prepared to start construction or to be built on the effective date of this Decree are required to ensure that the preparatory and project documentation on heat control and measurement equipment is completed without delay and that the built-up buildings are completed no later than three years after the construction is put into operation.
SINGLE APPROACH CONDITIONS
The uniform connection conditions shall lay down the rules and procedure of the operators of the plant for the public distribution of heat and, where appropriate, of the central heat sources (hereinafter referred to as "heat supplier ') and of the organisations or citizens which intend to connect their demand heat equipment to the systems to ensure the supply of heat for the performance of their tasks or for their purposes (hereinafter referred to as" customer'). The uniform connection conditions apply mutatis mutandis to the connection of the internal device to the local heat source.
Application for connection
(1) A collector who is interested in setting up a heat connection and connecting a demand heat device to a public heat distribution facility or to a central heat source shall submit a written request to the heat supplier, 20) where the data specified by the heat supplier will be provided.
(2) The heat supplier shall comment on the request for connection within two months of receipt of the request.
Connecting to newly built heat sources and distribution
(1) If the connection is requested during the period before the project task is approved, construction 21) the heat production and distribution facility which makes the connection conditional, the future heat supplier will give the customer a preliminary commitment and include the required consumption in the forward heat balance. The collector shall inform the heat supplier without delay of any change to the essential data of the application or, after two years, confirm the validity of the data.
(2) No later than two months after the approval of the construction project task, 21) the plant for the production and distribution of heat will replace the future heat supplier with a commitment of commitment and will lay down the conditions for connection.
(3) The binding commitment will cease to be valid if it is not possible to start the heat collection within the period specified therein.
(4) The granting of a binding commitment referred to in paragraph 2 may be replaced by the conclusion of an economic contract for the preparation of supplies or a contract for the collection of funds and activities (22) for the investment of heat generation and distribution facilities.
Conditions for connection
(1) The heat supplier is required to determine, in particular, the location of the connection, the extent of cooperation with the customer in the implementation of the construction of the thermal connection and of the demand heat equipment and the technical conditions, depending on the intended extent of the purchase and use of heat.
(2) In the event that the heat connection established by the customer becomes part of the primary heat network, the heat supplier shall be entitled to lay down in the conditions for connection additional necessary conditions for its construction and take-over.
(3) The supplier shall not be entitled to connect the customer if his equipment or, where applicable, the objects in which the sampling facility is located do not comply with the technical standard.3)
Compliance with connection conditions
The fulfilment of the conditions for connection laid down by the heat supplier (Section 14) shall be demonstrated by the customer by the submission of an initial (one-stage) construction project involving a heat connection and a heat collection device.
The collector is obliged to build the heat connection of the sampling heat equipment
(a) notify the heating supplier in writing of the start date of the construction,
(b) during the construction, agree with the heat supplier any deviations from the submitted project documentation;
(c) invite the heat supplier to verify the selected stages of the construction set out in the conditions for connection to the approval and to provide him with parts of the documentation of the actual implementation of the construction concerned by the revised modifications referred to in (b).
Presumption to start the supply of heat between socialist organisations
(1) At the latest three months before the start of the heat collection, the customer shall submit to the supplier a duly completed application for Tepla23) with a notification of compliance with the specified conditions for connection and the completion date of the construction.
(2) The heat supplier is entitled to verify compliance with the connection conditions and to set deadlines for the removal of deficiencies.
(3) If the customer fails to comply with the connection conditions set out in Section 14, the heat supplier shall be entitled to refuse the connection of the heat connection and the heat demand device.
Specific provisions for the connection and supply of heat to citizens and non-socialist organisations
(1) Paragraphs 12, 13 (1), (2), 14, 15 and 16 (a), (b) apply to the connection of the citizens' demand thermal equipment.
(2) In addition to the provisions referred to in paragraph 1, the provisions of Sections 13 (3), (4) and 16 (c) apply to the connection of non-socialist organisations' heat collection facilities.
(3) At the latest three months before the start of the heat collection, the customer shall submit a duly completed heat recovery application to the supplier who shall agree with him the conditions for the supply of heat.
AMENDMENT OF THE HEALTH SUBSTANCE OR ITS PARAMETERS
Content and purpose of the change of the heat carrier or its parameters
(1) A change in the temperature medium or its parameters (hereinafter referred to as "change in the temperature medium") means a change in the type of temperature medium or a substantial change in its parameters in the heat distribution, consisting in particular of:
(a) in the transition from steam to hot or hot water as a heat carrier;
(b) in the transition from hot water to hot water or vice versa;
(c) in the unification of parameters of a heat carrier when two or more systems are combined.
(2) The basis for the preparation of a change in the heat treatment substance is the approved development thermophic study (24) or, if not processed, the positive opinion of the expert energy organisation (7) on the intention of the change.
Preparation and procedure for changing the heat-bearing substance
(1) The heat supplier intending to make a change to the heat carrier is obliged to notify all customers concerned of the technical data and the timetable for the implementation of the change to the heat pump within 30 days of the approval of the preparatory documentation for construction 21) necessary for the implementation of the change.
(2) The collector shall, on the basis of the notification referred to in paragraph 1, draw up a time and material plan for the modifications to the sampling heat equipment resulting from the change of the heat carrier so that it complies with the heat supplier's schedule.
(3) If, for serious reasons, the timing of the modifications to the sampling heat equipment cannot be reconciled with the time schedule for the change of the heat carrier, the customer is obliged to agree with the heat supplier and, where appropriate, with the other customers concerned, the compliance of the plans.
(4) If the heat supply cannot be interrupted at the time of the change of the heat carrier and the modifications to the sampling heat equipment, the supplier, in cooperation with the heat customer, shall ensure a replacement supply of heat to the extent necessary for the performance of the planned tasks and, where appropriate, for heating of the buildings.
(5) When adjusting the heat sampling device in connection with a change in the heat content, customers are required to implement at the same time all technical measures not yet implemented to improve the heat management referred to in Part Two.
(6) Before attaching the heat sampling device after modifications caused by the change in the heat carrier, the customer is obliged to submit a new heat application to the supplier. 23)
FINAL PROVISIONS
Repeal
Paragraph 15 and 16 of the Decree of the Ministry of the Local Economy No 197 / 1957 of Ú. l (Ú. v.) on the remuneration of central (remote) heating and the supply of hot water are repealed.
Efficacy
This Decree shall take effect on 1 January 1988.
Minister:
Ing. Ehrenberger CSc.
1) The average daily outdoor air temperature is a quarter of the sum of outdoor temperatures measured in the shade, excluding the effect of possible radiating of the surrounding walls at 7.00, 14.00 and 21.00, the temperature measured at 21.00 hours is calculated twice or the average temperature registered between 7.00 and 21.00 hours.
2) Climate conditions, thermal technical properties of heated buildings.
3) ČSN 06 0210 Calculation of heat losses of buildings in central heating - Table 3. ČSN 25 8005 Coating in the field of temperature measurement. For flats, the average temperature of 20 ° C, measured by the spherical result thermometer, applies. For the indicative determination of this temperature, a standard mercury thermometer may be used, the measured value being corrected to the resulting temperature in the conventional heating mode of the room (normal central heating with heating body) by subtracting (a) 1 K (1 ° C) in rooms with 1 outer wall, (b) 1,5 K (1,5 ° C) in rooms with 2 outer walls (roof, corner), (c) 2 K (2 ° C) in rooms with 3 or more outer walls or with excessive glazing. The temperature in the heated space shall be measured at a height of 1,1 m above the centre of the floor area without the effect of sunbathing. The average temperature shall be one quarter of the sum of the temperatures measured at 8.00, 12.00, 16.00 and 21.00 hours, or the average of the temperatures registered throughout the operation.
4) ČSN 06 0310 Central heating. Design and assembly.
5) ČSN 73 0540 Technical characteristics of construction structures and buildings. The words. Requirements and criteria.
6) For example apartments and workplaces of disabled citizens.
7) Czech energy plants, companies, Prague or Slovak energy companies, companies, Bratislava.
8) ČSN 06 0320 Heating of useful water. Design and design.
9) Paragraph 11 (2) of Decree No. 139 / 1983 of the Federal Ministry of Fuel and Energy Coll., on the basic conditions for the supply of heat.
10) The required power reserve and the power required to cover the planned increase in heat consumption of the source operator shall not be considered as unused heat output.
11) Decree of the Czech Labour Safety Authority No. 24 / 1984 Coll., to ensure the safety of work in low pressure boiler rooms. Decree of the Slovak Labour Safety Authority No. 25 / 1984 Coll., to ensure safety of work in low pressure boiler rooms. ČSN 07 0710 Operation, operation and maintenance of steam and hot water boilers.
12) Within the meaning of ČSN 38 6441 it is prohibited to install gaskets in rooms with open gas or flue gas appliances installed. Directive No 46 / 1978 of the Ministry of Health of the Czech Republic on health requirements for the working environment.
13) Act No. 111 / 1950 Coll., on the Management of Certain Rooms.
14) The ratio distributors of heating costs are also allowed.
15) Not applicable to low pressure solid fuel boilers.
16) This means such rooms where the process of internal temperature is characteristic of the whole or part of the heated structure.
17) It does not apply to reference or zone control rooms.
18) Thermostatic control valves of heating bodies or other automatic temperature control.
19) Decree of the Office for Standardisation and Measurement No. 61 / 1963 Coll., on ensuring the accuracy of measuring instruments and measurements, as amended by Decree No. 102 / 1967 Coll. and Decree No. 59 / 1979 Coll.
20) Prescribed forms.
21) Section 13 of the Decree of the State Commission for Scientific, Technical and Investment Development No. 5 / 1987 Coll., on Documentation of Buildings.
22) § 163 and 360a of Economic Code No. 109 / 1964 Coll., as amended; the full text published under No 45 / 1983 Coll. Decree of the Federal Ministry of Finance, the Ministry of Finance of the Czech Socialist Republic and the Ministry of Finance of the Slovak Socialist Republic No. 151 / 1978 Coll., on pooling funds of socialist organizations, as amended by Decree No. 15 / 1984 Coll. and Decree No. 22 / 1986 Coll.
23) § 5 of Decree No. 139 / 1983 Coll.
24) Decree of the Federal Ministry of Fuel and Energy No. 93 / 1987 Coll., on development thermal studies, operation, maintenance and protection of heat supply facilities.
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Regulation Information
| Citation | Decree of the Federal Ministry of Fuel and Energy No. 94 / 1987 Coll., on heat management, connection conditions and change of heat carrier |
|---|---|
| Regulation Type | - |
| Author | - |
| Collection | Code of Laws |
| Date of Promulgation | 30.11.1987 |
|---|---|
| Effective from | 01.01.1988 |
| Effective until | - |
| Status | Valid |
The regulation text is for informational purposes only.
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