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Version No. 1-10 - 04.03.2022

Doc. No. 99574121201SG

14 / 17

11. Wiring Diagram

1

L1

2

L2

3

L3

4

PE

5

Alarm (NO) P1

6

Alarm (COM) P2

7

Alarm (NC) P3

8

Door contact T1

9

Door contact T2

Summary of Contents for SCE-AC13650B460V3

Page 1: ...3 Safety instructions 4 4 Settings 5 5 Functional principle 6 6 Technical data 7 7 Mounting 8 8 Mounting Principle 9 9 Electrical Connection 10 10 Controller 11 11 Wiring Diagram 14 12 Taking into Operation 15 13 Trouble Shooting 16 14 Maintenance Cleaning 16 15 Transport Storage 17 16 Parts supplied Spare parts Accessories 17 ...

Page 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 information and instructions in the instruction manual must be adhered to General danger Indicates compulsory safety regulations which are not covered by a specific pictogram such as one of the follow...

Page 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 Inappropriate work on or with the unit The use of non specified spare parts and accessories Unauthorised modifications or changes to the unit by the user or his personnel The supplier is only liable for...

Page 4: ...ety regulations One can find 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 plate and the wiring diagram and must be protected externally from overloading and electrical faults via suitable protective devices Danger through incorrect work on the unit The unit can only be in...

Page 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 enclosures into the ambient air and at the same time reduce the cabinet internal temperature to below that of the ambient air The unit can function without problems in extreme ambient conditions e g dusty and...

Page 6: ...igerant 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 passes through the expansion valve being a much lower pressure the refrigerant arrived to the evaporator where it absorbs the necessary heat to change from liquid to gas state The gas is then dra...

Page 7: ...F Air flow volume system unimpeded Ambient air circuit 990 1500 m h Cabinet air circuit 950 1200 m h Mounting Wall mounted Housing Material Mild steel powder coated Dimensions A x B x C D E 1 550 x 457 x 355 mm Weight 159 lbs Voltage Frequency 380 415 V 50 Hz 3 400 460 V 60 Hz 3 UL Voltage Frequency 400 460 V 60 Hz 3 Current L35L35 3 8 A Starting current 8 2 A 8 5 A Max current 5 A Nominal power L3...

Page 8: ...irect the airflow Cooling unit enclosure air suction hole must be installed in the highest possible point When installing the unit on a door ensure it can take the weight Before drilling the enclosure ensure the fixing elements and couplings will not interfere with the equipment inside the enclosure itself Disconnect power before starting any work inside the enclosure Following this 1 1 Scale Drilli...

Page 9: ...allation 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 The bracket helps with the mounting of the cooling unit during installation 1 Screws 2 Toothed washers 3 Flat washers 4 Enclosure 5 Cooling unit 6 Mounting bracket ...

Page 10: ...ding to EN60730 1 8 4 A N O 6 4 A N C 2 2 A N O N C 250Vac 100000 cycles UL 873 8A resistive 2FLA 12LRA pilot duty C300 250Vac 30000 cycles These contacts are not suitable for fluorescent loads neon lights etc that use starters ballasts with phase shifting capacitors Fluorescent lamps with electronic controllers or without phase shifting capacitors can be used depending on the operating limits spec...

Page 11: ...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 operation of unit in cooling mode TEST Test mode in progress Activated only by manual procedure Programming The operating parameters can be modified using the front keypad Access differs depending on the type ...

Page 12: ...6 for high temperature alarm threshold default 55 C 131 F 3 Press SET on the desired parameter to display the current value 4 Use or to reach the desired value 5 Pressing SET temporarily saves the new value and returns to the parameters list 6 Repeat steps 2 5 to set other parameters 7 Press PRG for 5 seconds to permanently save the new values Set Point Paramter Default Range Cooling St1 35 C 95 F...

Page 13: ...n flashes Typical alarm codes Error Code Description E01 Probe B1 fault E02 Probe B2 fault E04 High temperature alarm E05 Low temperature alarm Important Notes Whilst programming if no button is pressed for 10 seconds the display starts flashing and after 1 minute returns to the main display without saving changes To increase scrolling speed press and hold the or button for at least 5 seconds When p...

Page 14: ...Version No 1 10 04 03 2022 Doc No 99574121201SG 14 17 11 Wiring Diagram 1 L1 2 L2 3 L3 4 PE 5 Alarm NO P1 6 Alarm COM P2 7 Alarm NC P3 8 Door contact T1 9 Door contact T2 ...

Page 15: ... 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 the controller both the compressor and external air fan start working Once the air inside the enclosure reaches the set temperature the compressor and external fan will stop The hysteresis is 3K the minimum ON time is ...

Page 16: ... time Cooling unit undersized Enclosure needs a cooling unit with with higher 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 service center Excessive condensate Enclosure door open Ambient air gets into the enclosure Ensure door is closed add a d...

Page 17: ...cannot be returned in the original packing please ensure that A space of at least 30 mm must be maintained at all points between the unit and the external packing The unit must be shipped in the same position as it was mounted The unit must be protected by shock resistant padding hard foam corner pieces strips or cardboard corner pieces 16 Parts supplied Spare parts Accessories 1 x Cooling unit wi...

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