Table of Contents For Home Owners Assembly Pipe installation General Circulation pump System description Pressure drop diagram ELK 5/8 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 5/8 you should read through the "For the Property owner" section in this Installation and Maintenance Instruction.. ELK 5/8 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 5/8 is an electric heater that is primarily intended valve for installation together with a heat pump for heating buildings. Non-return valve ELK 5/8 contains overheating protection and contactors Circulation pump to externally regulate the two power groups.
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 5, ELK 8...
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 5, ELK 8...
General information for the installer General information for the installer General The area of use for ELK 5/8 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 5/8 Flow 1000 1500 2000 ELK 8...
For the Installer Electrical installation Electrical installation ELK 5/8 must be installed via a circuit breaker with a min- imum 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 5, ELK 8...
Recommended fuse rating immersion heater Enclosure class IP 44 Max permitted pressure in the MPa/bar 0.25/25 boiler Material immersion heater SIS 2333 EN 1.4301 Material tube SIS 2333 EN 1.4301 Part No. 069 025 069 026 ELK 5, ELK 8...
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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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