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Seifert 8512RC00012-BZBG User Manual Download Page 1

Version No. 1-14 - 30.12.2022

Doc. No. 998512RC00012-BZBG

1 / 31

Table of Content 8512RC00012-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 

18

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

11. Electrical Connection 

19

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

12. Controller 

21

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

13. Wiring Diagram 

25

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

14. Taking into Operation 

26

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

15. Trouble Shooting 

27

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

16. Maintenance & Cleaning 

27

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

17. Transport & Storage 

29

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

18. Parts supplied / Spare parts / Accessories 

30

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

 

Summary of Contents for 8512RC00012-BZBG

Page 1: ...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 18 11 Electrical Connection 19 12 Controller 21 13 Wiring Diag...

Page 2: ...he 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 th...

Page 3: ...red 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 erro...

Page 4: ...afety 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 ty...

Page 5: ...air 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 enclosu...

Page 6: ...erant 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 th...

Page 7: ...ient air circuit 300 550 m h Cabinet air circuit 350 550 m h Mounting Recessed Housing Material Mild steel powder coated Dimensions A x B x C D E 950 x 395 x 254 151 103 mm Weight 40 kg Voltage Freque...

Page 8: ...Version No 1 14 30 12 2022 Doc No 998512RC00012 BZBG 8 31 7 Performance graph...

Page 9: ...pre 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...

Page 10: ...nit 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...

Page 11: ...14 30 12 2022 Doc No 998512RC00012 BZBG 11 31 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...

Page 12: ...the 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 ho...

Page 13: ...Version No 1 14 30 12 2022 Doc No 998512RC00012 BZBG 13 31 9 Mounting Principle Fig 1 The cooling unit can be installed in 3 di erent positions A recessed B semi recessed C wall mounted...

Page 14: ...EP 1 Mounting the interior side of the unit A Mount the internal side of the unit into the enclosure by aligning the x4 M8 female threads to the 10mm holes of the cutout as shown in the gure A support...

Page 15: ...to the enclosure using the supplied x4 M8x120mm studs and M8 nuts To achieve an adequate seal between the enclosure and the unit the nuts should be tightened to 4 5 Nm C The controller housing depth s...

Page 16: ...embling the frame D Fix the frame by using the M8 fasteners as shown below E With the frame secured reattach the PE conductor to the tab indicated F In order to prepare for xing the front covers threa...

Page 17: ...1 STEP 4 Fixing the covers Starting with the bottom cover align the cover to the sides and bottom of the frame and clip the covers onto the M4 screws G To secure the cover in place tighten the M4 scre...

Page 18: ...Version No 1 14 30 12 2022 Doc No 998512RC00012 BZBG 18 31 10 Cut Out Dimension...

Page 19: ...ontroller 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...

Page 20: ...022 Doc No 998512RC00012 BZBG 20 31 Connect unit Connect the cooling device according to the instructions below The cable cross section must correspond to the required power for the current consumptio...

Page 21: ...rogress 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 operat...

Page 22: ...sure 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 C...

Page 23: ...ure 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 D...

Page 24: ...ncrease 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 no...

Page 25: ...Version No 1 14 30 12 2022 Doc No 998512RC00012 BZBG 25 31 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...

Page 26: ...aken 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...

Page 27: ...capacity 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...

Page 28: ...ic 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 o...

Page 29: ...tions 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 u...

Page 30: ...ruction 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 connec...

Page 31: ...AC 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 Sei...

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