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Natural gas
Propane Gas
Class D oil
Dual fuel
75 kW
to
145 kW
Contents
Page
General information
2
Dimensions & data
3
Installation requirements 4 & 5
Boiler control & wiring
6 & 7
CKRS
Assembled cast iron boiler
Seasonal efficiency of over 84% gives compliance with ADL2B 2013 for gas
fired boilers without the need for additional heating credits
Compact heat exchanger gives small footprint relative to output
Delivered as a ready-assembled block or can be site assembled for easy
access if preferred
Wide range of 2-stage gas and oil burners available
Engineering Data Sheet 801/3
November 2014
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Summary of Contents for Clyde CKRS 05
- Page 1 CKRS Assembled cast iron boiler Natural gas Propane Gas Class D oil Dual fuel 75 kW 145 kW Seasonal efficiency of over 84% gives compliance with ADL2B 2013 for gas fired boilers without the need for additional heating credits Compact heat exchanger gives small footprint relative to output Delivered as a ready-assembled block or can be site assembled for easy access if preferred Contents...
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Page 2: General Information
General information Description CKRS cast iron sectional boilers are designed for use in either open vented or pressurised heating systems up to 6 bar working pressure with gas, oil or dual fuel burners. There are five models in the range 75 kW to 145 kW. The boiler has a pressurised combustion chamber and matched burners offered are all capable of overcoming the boiler resistance without the assistance of the chimney. -
Page 3: Dimensions And Technical Data
Dimensions and technical data Dimensions Boiler model CKRS 05 CKRS 06 CKRS 07 CKRS 08 CKRS 09 Output No. sections Overall length 1044 1166 1288 Combustion chamber length 1030 Combustion chamber diameter Boiler door thickness Boiler flow connection Boiler return connection... -
Page 4: Installation Requirements
Installation requirements Boiler location (Refer Figs 2 & 3) Fuel specification The location chosen for the boiler(s) must be frost free, Natural gas (GCV 38.76 MJ/m ) with a minimum gas inlet provide for a satisfactory flue system and an adequate air pressure according to the burner model specified. - Page 5 Installation requirements Air supply Air for ventilation and combustion must be provided for gas fired boilers in accordance with either BS 6644:2011 or IGE/UP/10. Air supply for oil fired boilers must conform to BS 5410 : Part 2. Chimney design The CKRS boiler is designed to operate with a pressurised combustion chamber and the chimney is not required to assist the burner in overcoming the...
- Page 6 Boiler control panel and wiring Control panel CKCR2 provides 2-stage burner control for high/low operation whilst panel CKCR1 provides 1-stage burner control for on/off, modulating or LFS operation. Thermostat TR is a 1-stage item with CKCR1 and a dual thermostat (1 and 2 stage) with CKCR2. Thermometer Fuse Fig 6 Boiler control panel...
- Page 7 Boiler control panel and wiring Key to figs 6 and 7 External Energy Control 1(eg timeclock) On/off indicator lamp Boiler high limit lock-out lamp (lamp is illuminated when running and goes out in lock-out condition) Stage 1 run lamp Stage 2 run lamp High limit thermostat (factory set) Boiler thermostat (1-stage for CKCR1 or dual operation [TR and TR2] for CKCR2)
- Page 8 This publication is issued subject to alteration or withdrawal without notice. The illustrations and specifications are not binding in detail. All offers and sales are subject to the Company's current terms and conditions of sale, a copy of which is available on request. 5 Burgesshall Drive Maidstone Kent ME17 1SH...
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