Dražice OKC 160 NTR / BP Operation And Installation Manual Download

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OPERATION AND

INSTALLATION MANUAL

STATIONARY ELECTRIC WATER HEATERS

OKCE 160 NTR

/ 2,2 kW

OKC 160 NTR

OKCE 200 NTR

/ 2,2 kW

OKC 200 NTR

/ BP

OKCE 250 NTR

/ 2,2 kW

OKC 250 NTR

OKCE 300 NTR

/ 2,2 kW

OKC 300 NTR

/ BP

OKCE 300 NTR

/ 3-6 kW

OKC 200 NTRR

/ BP

OKCE 200 NTRR

/ 2,2 kW

OKC 250 NTRR

/ BP

OKCE 250 NTRR

/ 2,2 kW

OKC 300 NTRR

/ BP

OKCE 300 NTRR /

2,2 kW

OKCE 300 NTRR

/ 3-6 kW

Družstevní závody Dražice

strojírna s.r.o.

Dražice 69, 294 71 Benátky nad Jizerou

tel.: +420 / 326 370

990

fax: +420 / 326 370

980

mail: [email protected]

Summary of Contents for OKC 160 NTR / BP

Page 1: ...R 2 2 kW OKC 250 NTR BP OKCE 300 NTR 2 2 kW OKC 300 NTR BP OKCE 300 NTR 3 6 kW OKC 200 NTRR BP OKCE 200 NTRR 2 2 kW OKC 250 NTRR BP OKCE 250 NTRR 2 2 kW OKC 300 NTRR BP OKCE 300 NTRR 2 2 kW OKCE 300 NTRR 3 6 kW Družstevní závody Dražice strojírna s r o Dražice 69 294 71 Benátky nad Jizerou tel 420 326 370 990 fax 420 326 370 980 e mail prodej dzd cz ...

Page 2: ...IT 14 2 2 2 HEATING UNIT FLANGES 15 2 2 3 WIRING SCHEME 15 2 3 PLUMBING FIXTURE 16 2 4 PRESSURE LOSSES 18 2 5 EXAMPLES OF HEATERS CONNECTION 18 2 6 PUTTING THE HEATER INTO OPERATION 22 2 7 HOT SERVICE WATER TEMPERATURE CONTROL 22 2 7 1 HSW TEMPERATURE CONTROL FOR 300 LITRE HEATERS 22 2 7 2 HSW TEMPRERATURE CONTROL FOR 160 250 LITRE HEATERS 23 2 8 HEATER CLEANING AND ANODE ROD EXCHANGE 24 2 9 SPARE...

Page 3: ...td would like to thank you for your decision to use a product of our brand With this guide we will introduce you to the use construction maintenance and other information on electrical water heaters The manufacturer reserves the right for engineering modification of the product The product is designed for permanent contact with drinkable water It is recommended to use the product in indoor environ...

Page 4: ...pper part of the heater to adjust the electric potential inside the tank reducing the risk of corrosion All types have the outlets of hot and cold water and a circulation opening welded to them The tank is insulated with polyurethane foam of 40 65 mm thickness The heater shell consists of a steel powder paint coated sheet the connecting parts are metal coated The entire heater stands on three rect...

Page 5: ...52 1362 1542 B 969 1282 1462 C 652 952 1062 E 813 813 F 782 782 782 G 212 212 212 H 82 82 82 A 160 l capacity heater does not feature a G 6 4 opening Type 1 3 CONSTRUCTION AND GENERAL HEATER DIMENSION OKCE 160 NTR 2 2 kW OKCE 200 NTR 2 2 kW OKCE 250 NTR 2 2 kW OKC 160 NTR BP OKC 200 NTR BP OKC 25 NTR BP Figure 1 ...

Page 6: ...0 NTRR 2 2 kW OKC 200 NTRR BP OKC 250 NTRR BP A 1362 1542 B 1282 1465 C 862 1065 D 922 1002 E 712 895 F 1152 1335 G 212 215 H 82 85 I 652 655 Type OKCE 200 NTRR 2 2 kW OKCE 250 NTRR 2 2 kW OKC 200 NTRR BP OKC 250 NTRR 2 2 BP Figure 2 ...

Page 7: ... 7 OKCE 300 NTR 2 2 kW OKCE 300 NTR 3 6 kW OKC 300 NTR BP Figure 3 ...

Page 8: ... 8 OKCE 300 NTRR 2 2 kW OKCE 300 NTRR 3 6 kW OKC 300 NTRR BP Figure 4 ...

Page 9: ...ELIVERY SURFACE m2 1 45 BOTTOM EXCHANGER OUTPUT AT HEATING WATER TEMPERATURE OF 80 C AND FLOW 720 l h kW 32 PERMANENT HSW1 OUTPUT OF LOWER EXCHANGER l h 990 TIME OF HEATING BY EXCHANGER FROM 10 C TO 60 C min 17 TIME OF HEATING WITH ELECTRICITY FROM 10 C TO 60 C h 4 5 POWER INPUT kW 2 2 ELECTRIC CONNECTION OF CONTROL ELEMENTS 1 PE N 230 V 50 Hz IP PROTECTION IP 44 1 HSW Hot service water 45 C 2 The...

Page 10: ...DELIVERY SURFACE m 2 1 08 BOTTOM TOP EXCHANGER OUTPUT AT HEATING WATER TEMPERATURE OF 80 C AND FLOW 720 l h kW 32 2 x 24 PERMANENT HSW 1 OUTPUT OF LOWER UPPER EXCHANGER l h 990 670 650 1080 TIME OF HEATING BY EXCHANGER FROM 10 C TO 60 C min 22 28 16 TIME OF HEATING WITH ELECTRICITY FROM 10 C TO 60 C h 5 5 POWER INPUT 2 kW 2 2 2 2 ELECTRIC CONNECTION OF CONTROL ELEMENTS 1 PE N 230 V 50 Hz IP PROTEC...

Page 11: ...EAT DELIVERY SURFACE m 2 1 08 BOTTOM TOP EXCHANGER OUTPUT AT HEATING WATER TEMPERATURE OF 80 C AND FLOW 720 l h kW 32 2 x 24 PERMANENT HSW 1 OUTPUT OF LOWER UPPER EXCHANGER l h 990 670 650 1080 TIME OF HEATING BY EXCHANGER FROM 10 C TO 60 C min 28 36 20 TIME OF HEATING WITH ELECTRICITY FROM 10 C TO 60 C h 6 5 POWER INPUT 2 kW 2 2 2 2 ELECTRIC CONNECTION OF CONTROL ELEMENTS 1 PE N 230 V 50 Hz IP PR...

Page 12: ...2 1 08 UPPER EXCHANGER HEAT DELIVERY SURGACE m 2 1 08 BOTTOM TOP EXCHANGER OUTPUT AT HEATING WATER TEMPERATURE OF 80 C AND FLOW 720 l h kW 35 27 PERMANENT HSW 1 OUTPUT OF LOWER UPPER EXCHANGER l h 1100 760 TIME OF HEATING BY EXCHANGER FROM 10 C TO 60 C min 24 16 TIME OF HEATING WITH ELECTRICITY FROM 10 C TO 60 C h 8 5 6 3 POWER INPUT 2 kW 2 2 3 6 2 2 3 6 ELECTRIC CONNECTION OF CONTROL ELEMENTS 1 P...

Page 13: ...lter 300 litre capacity heaters are screwed onto the bottom wooden palette with M12 screws When the heater is released from the palette and prior to its putting into operation 3 adjustable legs supplied as the product accessories have to be installed With these legs the heater may be positioned vertically to the base within 10 mm 2 2 ELECTRIC INSTALLATION Wiring for OKCE 160 NTR 2 2 kW OKCE 200 NT...

Page 14: ...ces heat losses and saves electricity After reaching the temperature set the thermostat switches off the electric circuit and this discontinues water heating The control light signals if the element is in operation light is on or if it is off the light goes out When putting the heater out of service for an extended period in winter you can set the thermostat to the snowflake symbol preventing the ...

Page 15: ...ning 8 x M10 Fastening 12 x M12 Figure 5 Figure 6 OKCE 300 NTR 3 6 kW OKCE 300 NTRR 3 6 kW Electric installation guard and wiring scheme Heater operation Control voltage 230 V 50 Hz Thermostat control light Fastening 12 x M12 Figure 7 Figure 8 2 2 3 WIRING SCHEME Notice Factory connection must not be changed Heating unit 2 2 kW Figure 9 Flange 2 2 kW Flange 2 2 kW Flange 3 6 kW ...

Page 16: ... Nominal clearance of safety valves is defined by standard The safety valve must be easily accessible as close to the heater as possible The inlet pipes must have at least the same clearance as the safety valve The safety valve is placed high enough to secure dripping water drain by gravity We recommend mounting the safety valve onto a branch pipe This allows easier exchange without having to drai...

Page 17: ...t is necessary to check the safety valve each time before putting it into operation It is checked by manual moving of the membrane from the seat turning the make and break device button always in the direction of the arrow After being turned the button must click back into a notch Proper function of the make and break device results in water draining through the safety valve outlet pipe In common ...

Page 18: ... valve is mounted in the highest place It is necessary to install a filter into the circuit in order to protect the pumps the three way valve and backflow flaps and the exchanger from sedimentation It is recommended to flush the heating circuit before the assembly All wiring connections must be properly insulated from heat If the system works with priority heating of HSW using a three way valve al...

Page 19: ...e connected to the outlet marked with CIRCULATION For potential drain of heater the HSW inlet has to be provided with a T fixture with a drain valve Each individually lockable heater must be at the cold water inlet provided with a stop gate test cock safety valve with a reverse flap and a pressure gauge An example of a group heater connection for steady hot water consumption from all tanks using T...

Page 20: ... 20 OKC 160 300 NTR Heated by a gas boiler with two pumps Figure 11 ...

Page 21: ... 21 OKC 200 300 NTRR Heated by a gas boiler and solar collectors controlled by a three way valve Figure 12 ...

Page 22: ...hen heating service water heating by electric energy turn on the electricity for combined heaters the heating water inlet to the heating insert must be closed h When heating the water with thermal energy from a hot water heating system turn off the electricity and open the valves at the inlet and outlet of heating water or bleed the exchanger i When commencing operation flush the heater until the ...

Page 23: ... are fitted in the heater tank Thermoregulation boxes KR230V KR24V are not included in the heater package you can buy them as accessories Thermoregulation exchanger boxes Box KR230V 24V for control of NTR NTRR top and bottom exchanger capillary thermostat Fitting a thermoregulation box onto a heater fitting on the back side of heater wells by the number of exchangers 1 or 2 thermoregulation boxes ...

Page 24: ...ver it changes with water hardness and chemical composition in the place of use Based on such an inspection the next term of anode rod exchange may be determined Have the company in charge of service affairs clean and exchange the anode When discharging water from the heater the mixing valve of the hot water tap must be open in order to avoid creating underpressure that would prevent water dischar...

Page 25: ...outputs must have a combination faucet Before filling the heater with water for the first time it is recommended to fasten the flange connection nuts of the tank It is not allowed to handle the thermostat aside from temperature resetting with a control button All electric installation handling adjustment and replacement of the regulation elements shall only be performed by an authorised service co...

Page 26: ... delivered The service fee was paid pursuant to Act No 477 2001 Coll as amended at EKO KOM a s The client number of the company is F06020274 Take the water boiler packages to a waste disposal place determined by the town When the operation terminates disassemble and transport the discarded and unserviceable heater to a waste recycling centre collecting yard or contact the manufacturer 13 7 2015 ...

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