Table of Contents For Home Owners Assembly Pipe installation General Circulation pump System description Pressure drop diagram ELK 42 Principle of operation Electrical installation Components Power supply System diagram Service Maintenance routines Draining General Operation Miscellaneous Venting Safety valve Electrical circuit diagram...
General General In order to get the greatest benefit from electric heater ELK 42 you should read through the "For the Property owner" section in this Installation and Maintenance Instruction.. ELK 42 is an electric heater that is intended for installation together with a heat pump for heating detached houses and small apartment buildings.
For Home Owners System description System description Principle of operation Components NIBE ELK 42 is an electric heater that is primarily intended valve for installation together with a heat pump for heating buildings. Non-return valve ELK 42 contains overheat protection and contactors for...
If a part of the heating system is thought to be frozen, contact the installer. If the heating system will not be used for an extended period of time, the water should be drained and steps taken to ensure that the immersion heater cannot be started. ELK 42...
The pressure is to low in the expansion vessel. The load monitor or some external control unit may have blocked the power output. NOTE Work behind panels secured by screws may only be carried out by a qualified installation engineer. ELK 42...
General information for the installer General information for the installer General The area of use for ELK 42 is in combination with NIBE ground source and air/water heat pumps. When the heating demand is greater than the heat pump's capacity, the immersion heater connects automatically for supple- mentary heating.
In closed installations an approved safety valve and pressure expansion vessel must be used. NOTE The pipe work must be before the electric heater is so that any contaminants the component parts. Pressure drop diagram ELK 42 Flow 4000 5000 6000 7000 9000 ELK 42...
For the Installer Electrical installation Electrical installation ELK 42 must be installed via a circuit breaker with a minim- um breaking gap of 3 mm. NOTE Electrical installation and service must be carried out under the supervision of a qualified electrician. Elec- trical installation and wiring must be carried out in accordance with the stipulations in force.
Draining through such a valve leaves a small amount of water in the electric heater, which must therefore be drained through the drain connection (71). NOTE Switch off the electric heater before emptying. ELK 42...
Recommended fuse rating immersion heater Enclosure class IP 44 Max permitted pressure in the MPa/bar 0.7/7 boiler Min flow 1800 Max flow 5400 Material immersion heater SIS 2333 EN 1.4301 Material tube SIS 2333 EN 1.4301 Part No. 067 075 ELK 42...
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Puh: 09-274 697 0 Fax: 09-274 697 40 E-mail: info@nibe.fi www.nibe.fi AIT France, 10 rue des Moines, 67500 Haguenau Tel : 03 88 06 24 10 Fax : 03 88 06 90 15 E-mail: info@nibe.fr www.nibe.fr NIBE Energy Systems Ltd, 3C Broom Business Park, Bridge Way, Chesterfield S41 9QG Tel: 0845 095 1200 Fax: 0845 095 1201 E-mail: info@nibe.co.uk www.nibe.co.uk...
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