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Version No. 1-8 - 30.12.2022

Doc. No. 99851200012-BZBG

1 / 27

Table of Content 851200012-BZBG

1. User manual 

2

 .................................................................................................................................. 

2. Legal regulations 

3

 ......................................................................................................................... 

3. Safety instructions 

4

 ...................................................................................................................... 

4. Settings 

5

 ......................................................................................................................................... 

5. Functional principle 

6

 ..................................................................................................................... 

6. Technical data 

7

 .............................................................................................................................. 

7. Performance graph 

8

 ...................................................................................................................... 

8. Mounting 

9

 ....................................................................................................................................... 

9. Mounting Principle 

13

 ..................................................................................................................... 

10. Cut Out Dimension 

14

 ................................................................................................................... 

11. Electrical Connection 

15

 ............................................................................................................... 

12. Controller 

17

 .................................................................................................................................. 

13. Wiring Diagram 

21

 ........................................................................................................................ 

14. Taking into Operation 

22

 ............................................................................................................. 

15. Trouble Shooting 

23

 ..................................................................................................................... 

16. Maintenance & Cleaning 

23

 ......................................................................................................... 

17. Transport & Storage 

25

 ................................................................................................................ 

18. Parts supplied / Spare parts / Accessories 

26

 .......................................................................... 

 

Содержание 851200012-BZBG

Страница 1: ...Settings 5 5 Functional principle 6 6 Technical data 7 7 Performance graph 8 8 Mounting 9 9 Mounting Principle 13 10 Cut Out Dimension 14 11 Electrical Connection 15 12 Controller 17 13 Wiring Diagram...

Страница 2: ...e dissipation of heat from control cabinets and enclosures stationary not moving in order to protect temperature sensitive components in an industrial environment To meet the conditions of use all the...

Страница 3: ...d units based on the information diagrams or descriptions contained in this manual No liability can be accepted for damage and production caused by Disregarding the instruction manual Operating error...

Страница 4: ...ety regulations One can nd dangerous voltages above 50 V AC or above 100 V DC Behind the control cabinet doors On the power supply in the unit housing The unit has to be operated according to the type...

Страница 5: ...ir does not come into contact with the ambient air which may well be dirty or polluted Enclosure cooling units can dissipate large quantities of heat from sealed enclosures such as electrical enclosur...

Страница 6: ...ant thus taking it to high pressure and high temperature and pushes it through the condenser where it is cooled by ambient air thus passing from the gas to the liquid state At the liquid state it then...

Страница 7: ...ir circuit 300 550 m h Cabinet air circuit 350 550 m h Mounting Wall mounted recessed Housing Material Mild steel powder coated Dimensions A x B x C D E 950 x 305 x 210 55 155 mm Weight 30 kg Voltage...

Страница 8: ...Version No 1 8 30 12 2022 Doc No 99851200012 BZBG 8 27 7 Performance graph...

Страница 9: ...e cut packaging opening facing up STEP 2 Pull o the packaging opening STEP 3 Hang the transport loop of the unit in the transport hook and lift it slightly STEP 4 Pull o the packaging and slide out th...

Страница 10: ...it internal and external are not obstructed It must also be ensured in accordance with UL that the air outlet is not blowing air directly at an equipment operator Should this be the case a barrier or...

Страница 11: ...1 8 30 12 2022 Doc No 99851200012 BZBG 11 27 Cold air outlet duct When using a cold air outlet duct please follow the steps below Filter installation If you install replace a lter please follow the s...

Страница 12: ...he cooling unit releases the condensate to the environment If too much condensation forms the condensation is drained out of the cooling unit from the front through the lower gill grilles If this hose...

Страница 13: ...s after installation Use only the supplied mounting hardware Tighten Screws to 4 5 Nm Ensure the mounting surface does not warp after assembly and reinforce it if necessary 1 M6 screws 2 M6 toothed wa...

Страница 14: ...Version No 1 8 30 12 2022 Doc No 99851200012 BZBG 14 27 10 Cut Out Dimension...

Страница 15: ...ntroller Setting temperature units C F low temperature alarm door contact logic section for more information c68 0 ON if closed Door contact terminals bridged or NC door switch connected contact must...

Страница 16: ...022 Doc No 99851200012 BZBG 16 27 Connect unit Connect the cooling device according to the instructions below The cable cross section must correspond to the required power for the current consumption...

Страница 17: ...ogress 2 Alarm relay active 3 Heater relay active 4 Ambient blower relay active Alarm Flashes when alarms are active Heating mode Signals operation of unit in heating mode Cooling mode Signals operati...

Страница 18: ...re C 0 F 1 P25 for low temperature alarm threshold default 10 C 14 F P26 for high temperature alarm threshold default 55 C 131 F c68 for door contact NO NC logic change 0 ON if closed 1 ON if open Con...

Страница 19: ...re table The display shows either OFF or EXX with an icon ashing triangle alternating with the standard display If more than one error occurs these are shown in sequence on the display Failure Code De...

Страница 20: ...rease scrolling speed press and hold the or button for at least 5 seconds When pressing PRG for 3 seconds the rmware revision code is displayed for 2 seconds When cleaning the controller panel do not...

Страница 21: ...Version No 1 8 30 12 2022 Doc No 99851200012 BZBG 21 27 13 Wiring Diagram Power connector 1 L1 2 3 N 4 PE Signal connector 1 Alarm NC 2 Alarm COM 3 Alarm NO 4 Door contact 5 Door contact...

Страница 22: ...ken into operation The unit system must be protected with a MCB Type D or K Upon connection the internal fan will start working If the temperature inside the enclosure is higher than the set value of...

Страница 23: ...apacity Compressor and external fan work in alternating mode ON OFF Thermal compressor protector triggered Verify if ambient temperature is too high clean condenser Refrigerant leakage Contact dealer...

Страница 24: ...c stopper from in the base of the unit factory setting is locked 1 Dispose the plastic stopper but keep the Slilicon washer 2 Insert the drain socket 3 Lock it clockwise and x the oel cleaning pipe on...

Страница 25: ...ons Temperature range 40 C to 70 C Relative humidity at 25 C max 95 The cooling unit should always be stored according to the installation position Returning the unit To avoid transport damage the uni...

Страница 26: ...ction manual 1 CE Declaration 1 Mounting gasket 1 M6 16 bolts 11 A6 4 toothed washers 11 A6 4 washers 11 M4 12 bolts 2 5 pole terminal block for signals 1 4 pole terminal block for electrical connecti...

Страница 27: ...8508 12 8412 BZ 1 Anti vibration kit AC 8508 12 8412 T 1 Door switch contact 3100001 Gasket kit for wall mounting AC 8508 12 8412 R 1 Seifert Systems GmbH Seifert Systems Ltd Seifert Systems AG Seife...

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