Drazice OKC 80 Operation And Installation Manual
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Drazice OKC 80 Operation And Installation Manual

Combined water heaters and storage tanks for vertical mounting
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OPERATION AND

INSTALLATION MANUAL

COMBINED WATER HEATERS AND STORAGE
TANKS FOR VERTICAL MOUNTING
Combined water heathers
OKC 80
OKC 100
OKC 125
OKC 160
OKC 180
OKC 200
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
Hot water storage tanks
4 kW/ 400 V
OKC 100/1 m
OKC 125/1 m
OKC 160/1 m
OKC 180/1 m
OKC 200/1 m
2
2
2
2
2

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Summary of Contents for Drazice OKC 80

  • Page 1: Installation Manual

    OPERATION AND INSTALLATION MANUAL COMBINED WATER HEATERS AND STORAGE TANKS FOR VERTICAL MOUNTING Combined water heathers Hot water storage tanks 4 kW/ 400 V OKC 80 OKC 100 OKC 100/1 m OKC 125 OKC 125/1 m OKC 160 OKC 160/1 m...

  • Page 2: Table Of Contents

    CONTENTS TECHNICAL SPECIFICATION OF PRODUCT ....................4 FUNCTION DESCRIPTION ........................4 ADVICE FOR CUSTOMERS ........................4 1.2.1 HOT WATER CONSUMPTION ..................... 4 1.2.2 ENERGY SAVING ......................... 4 1.2.3 EMERGENCY POWER CONSUMPTION ..................5 DESIGN AND GENERAL HEATER DIMENSIONS ................... 5 OPERATION AND FITTING INSTRUCTIONS ....................
  • Page 3 READ CAREFULLY THE BELOW INSTRUCTIONS PRIOR TO THE INSTALLATION OF THE HEATER OR TANK! Dear Customer, The Works Cooperative of Dražice - Machine Plant, Ltd., 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 water heaters and storage tanks.

  • Page 4: Technical Specification Of Product

    1 TECHNICAL SPECIFICATION OF PRODUCT 1.1 FUNCTION DESCRIPTION The water heater as well as the storage tank (thereinafter the appliance) is designed for accumulation heating of service water using electricity or thermal energy via an exchanger (for the combined design only).

  • Page 5: Emergency Power Consumption

    1.2.3 EMERGENCY POWER CONSUMPTION If no heated water is taken from the tank, a small amount of heat leaks. This loss is measured for a period of 24 hours at the temperature of 65°C in the appliance, and at 20°C in its ambient area.
  • Page 6 Technical description: OKC 80, OKC 100, OKC 125, OKC 160, OKC 180, OKC 200, OKC 100/1m , OKC 125/1m , OKC 160/1m , OKC 180/1m , OKC 200/1m Upper and lower hinge 160,180, Upper hinge and support 200L 4 anchor bolts...
  • Page 7 OKC 80 OKC 100 OKC 125 OKC 160 OKC 180 OKC 200 TYPE OKC 100/1 m OKC 125/1 m OKC 160/1 m OKC 180/1 m OKC 200/1 m VOLUME MAX. OPERATING OVERPRESSURE IN THE TANK MAXIMUM OPERATING OVERPRESSURE IN THE...
  • Page 8 TYPE 100/1m 125/1m 160/1m 180/1m 200/1m EXCHANGER 1,08 1,08 1,08 1,08 1,08 HEAT SURFACE RATED THERMAL SURFACE AT HEATING 24000 24000 24000 24000 24000 WATER TEMPERATURE OF 80°C AND FLOW 720 l/h TIME OF HEATING BY EXCHANGER FROM 10°C TO 60°C STANDING LOSS...

  • Page 9: Operation And Fitting Instructions

    2 OPERATION AND FITTING INSTRUCTIONS 2.1 OPERATING CONDITIONS The tank shall only be used in accordance with the conditions specified on the performance plate and in instructions for electric wiring. Besides legally acknowledged national regulations and standards, also conditions for connection defined in local electric and water works have to be adhered to, as well as the installation and operation manual.

  • Page 10: Plumbing Fixture

    Figure 2 2.3 PLUMBING FIXTURE Connection of appliances to plumbing fixtures is illustrated on (Figure 4, Figure 6). For potential disconnection of the appliance, the service water inlets and outlets must be provided with screw coupling Js 3/4“. Safety valve is mounted on the cold water inlet identified with a blue ring.
  • Page 11 appliance and the safety valve. During the assembly, follow the guide provided by the safety equipment manufacturer. It 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 to the right.

  • Page 12: Electric Wiring

    2.4 ELECTRIC WIRING 2.4.1 ELECTRIC INSTALLATION GENERAL INFORMATION the electric wiring casing remove the partition corresponding with the input wire diameter of ∅8 or ∅10 Perform the connection according to the scheme. Factory connection must not be changed! (Figure 5) In (Figure 4).

  • Page 13: Connection Of Indirect Heater To Hot Water Heating System

    2.5 CONNECTION OF APPLIANCE TO HOT WATER HEATING SYSTEM a) Water heating by electric energy After the appliance is connected to electric network, the heating element starts heating water. The element is turned on and off by a thermostat. After reaching the temperature set, the thermostat switches off the electric circuit and thus discontinues water heating.

  • Page 14: First Heater Commissioning

    APPLIANCE - HOT WATER DISTRIBUTION Hot water Cold water Heating circuit Return circuit Figure 6 2.6 FIRST COMMISSIONING After connecting the appliance to the water supply, the hot water heating system, the electric network, and after testing its safety valve (based on the valve manual attached), the appliance may be put into operation.

  • Page 15: Putting Out Of Service, Discharge

    Procedure of putting the appliance into operation: 1. Check both water and electric installation; for storage tanks, check the installation to 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 operating and then the safety thermostat. 2.

  • Page 16: Inspection, Maintenance & Care For The Appliance

    2.8 INSPECTION, MAINTENANCE & CARE FOR THE APPLIANCE During the heating process the water that increases its volume during the heating must drip off the safety valve outlet (in non-pressurised connection this water drips off the combination faucet valve). In full heating (about 65 C) the volumetric water gain is approx.

  • Page 17: Most Frequent Function Failures And Their Causes

    2.9 MOST FREQUENT FUNCTION FAILURES AND THEIR CAUSES FAILURE SYMPTOM SOLUTION Water is cold • • LED is on the temperature set on the thermostat is too low • • LED is off heating element failure • no supply voltage •...

  • Page 18: Operation Of Thermostat

    3 OPERATION OF THERMOSTAT 3.1 OPERATING MODES 3.1.1 SERVICING Service devices of appliances of 50 to 200 l capacity are located under the transparent guard of the control panel. Thermostat knob Electric circuit closing indicator lamp Tipping plastic guard Figure 7 3.1.2 TEMPEATURE SETTING Water temperature is set by turning the thermostat knob.

  • Page 19: Important Notices

    4 IMPORTANT NOTICES 4.1 INSTALLATION REGULATIONS Without a confirmation of performed electrical installation issued by an authorised company, the warranty certificate shall be void. Check and exchange the Mg anode regularly. You have to apply for approval of a local power supplier to connect the appliance. No stop valves can be put between the appliance and the safety valve.

  • Page 20: Product Accessories

    5 PRODUCT ACCESSORIES The product is supplied with a safety valve, 2-4 fastening screws M 12x30, 2-4 washers , hinges (console), thermometer. The above parts are packed and placed in the packaging in the top part of the appliance. It is in your own interest to check the completeness of the accessories. 30-9-2015 - 20 -...

This manual is also suitable for:

Okc 160Okc 180Okc 200Okc 100 ntrOkc 125 ntr

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