Dražice OKCE 100 NTR/2,2kW Operating And Installation Manual Download | Manualshive

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OPERATING AND INSTALLATION MANUAL

STATIONARY WATER HEATERS

OKCE 100 NTR/2,2kW
OKCE

125 NTR/2,2kW

Družstevní závody Dražice-strojírna s.r.o.

(

Works Cooperative - Dražice – Machine Plant, Ltd.)

Dražice 69

294 71 Benátky nad Jizerou

Tel.: 326 370 911, Fax: 326 370 980

[email protected]

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Summary of Contents for OKCE 100 NTR/2,2kW

Page 1: ...TATIONARY WATER HEATERS OKCE 100 NTR 2 2kW OKCE 125 NTR 2 2kW Družstevní závody Dražice strojírna s r o Works Cooperative Dražice Machine Plant Ltd Dražice 69 294 71 Benátky nad Jizerou Tel 326 370 911 Fax 326 370 980 www dzd cz dzd dzd cz ...

Page 2: ... Thanks to their construction and number of variants the OKCE 100 125 NTR series water heaters enable economic preparation of hot service water HSW by means of various power sources Their nominal performance provides sufficient amount of hot water for flat units premises restaurants and similar establishments For HSW reheat electricity various types of central heating boilers recoverable energy so...

Page 3: ...ctrical and plumbing fixture the warranty shall be void The Mg anode has to be checked regularly and exchanged if needed No stop valves can be put between the heater and the safety valve All outlets of hot water must be equipped with a combination faucet Before the first filling of water heater it is recommended to tighten the nuts of the flange joint of the tank It is not allowed to handle the th...

Page 4: ... a hot water heating system Check proper placement of operating and safety thermostat sensors The sensors must be inserted all the way in first the thermostat and then the safety fuse b Open the hot water valve on the combination faucet c open the cold water inlet valve to the heater d when the water starts flowing through the hot water valve the filling of the heater is finished and the valve nee...

Page 5: ...ocked Regulation limited pull off the thermostat knob it will be tough at first and you will find two cylindrical pins 2 15mm on the back side of the knob pull off one pin and insert it to the corresponding hole of the selected maximum temperature put the knob back on to the stop Setting blocked set the selected temperature pull off the thermostat knob without changing the setting and you will fin...

Page 6: ...6 A 881 1046 B 621 751 C 521 621 Typ OKCE 100 NTR 2 2 kW OKCE 125 NTR 2 2 kW 7 TECHNICAL PARAMETERS OKCE 100 NTR 2 2 kW OKCE 125 NTR 2 2 kW Cold water inlet Hot utility water outlet ...

Page 7: ...raining through the safety valve outlet pipe In common operation such a check needs to be implemented at least once a month and after each heater shutdown for more than 5 days Water may be dripping off the drain pipe of the safety valve the pipe must be open into the air pointed down environment temperatures must not drop below zero When draining the heater use a recommended drain valve First clos...

Page 8: ...xchanger MPa 1 1 Maximum rating water temperature C 110 110 Maximum temperature of HSW C 80 80 Lower exchanger heat delivery surface m 2 1 1 45 Bottom top exchnger output at rating water temperature of 80 C and flow 720 l h kW 24 32 Permanent HSW l h 610 990 Time of heating by exchanger from 10 C to 60 C min 14 14 Time of rating with electricity from 10 C to 60 C hod 3 3 5 Power input kW 2 2 Elect...

Page 9: ...allation instructions of the three way valve s manufacturer Connecting a Heater to a Hot Water Distribution Cold water shall be connected to an inlet marked with a blue ring and writing HSW INLET Hot water shall be connected to an outlet marked with a red ring or writing HSW OUTLET If the hot service water HSW distribution is equipped with circulation circuit it shall be connected to the outlet ma...

Page 10: ... the hardness of water heated its temperature and amount of hot water consumed We recommend checking and cleaning the tank from scale and eventual replacement of the anode rod after two years of operation The anode life is theoretically calculated for two years of operation however it changes with water hardness and chemical composition in the place of use Based on such an inspection the next term...

Page 11: ... 73 6660 Internal water mains ČSN 07 7401 Water and steam for thermal energy equipments with working steam pressure up to 8 MPa ČSN 06 1010 Tank water heaters with water and steam heating and combined with electric heating Technical requirements Testing ČSN EN 12897 Water supply Indirectly heated closed tank type water heaters Both the electric and water installation must follow and meet the requi...

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