SCE Enviro-Therm SCE-AC2550B460V User Manual Download Page 1 | Manualshive

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SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL

1. User Manual ............................................................................................ p. 2

2. Legal Regulations ................................................................................... p. 2

3. Safety Instructions ................................................................................. p. 3

4. Functional Principle ............................................................................... p. 4

5. Technical Data ......................................................................................... p. 5

6. Performance Graph ................................................................................ p. 6

7. Mounting .................................................................................................. p. 7

8. Mounting Principle ................................................................................. p. 7

9. Cutout Dimensions ................................................................................. p. 8

10. Dimensions (H x W x D) ......................................................................... p. 8

11. Electrical Connection ............................................................................. p. 9

12. Controller Programming ........................................................................ p. 9

13. Wiring Diagram ....................................................................................... p. 13

14. Taking Into Operation ............................................................................. p. 15

15. Repair ....................................................................................................... p. 15

16. Maintenance & Cleaning ........................................................................ p. 16

17. Transport & Storage ............................................................................... p. 16

18. Parts Supplied ......................................................................................... p. 16

19. Warranty / Limits of Liability ................................................................. p. 17

User Manual SCE-AC2550B460V, SCE-AC2550B460VSS & SCE-AC2550B460VSS6

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Summary of Contents for Enviro-Therm SCE-AC2550B460V

Page 1: ...unting p 7 8 Mounting Principle p 7 9 Cutout Dimensions p 8 10 Dimensions H x W x D p 8 11 Electrical Connection p 9 12 Controller Programming p 9 13 Wiring Diagram p 13 14 Taking Into Operation p 15 15 Repair p 15 16 Maintenance Cleaning p 16 17 Transport Storage p 16 18 Parts Supplied p 16 19 Warranty Limits of Liability p 17 User Manual SCE AC2550B460V SCE AC2550B460VSS SCE AC2550B460VSS6 ...

Page 2: ...oltage Indicates electric shock danger Important Safety Instruction Indicates instructions for safe maintenance and operation of the unit Attention Indicates possible burns from hot components Attention Indicates possible damage to the unit Instruction Indicates possible danger to the environment Liability The information data and instructions contained in this instruction manual are current at th...

Page 3: ...ty regulations One can find dangerous voltage above 50V AC or above 100V DC Behind the control cabinet doors On the power supply in the unit housing The units have to be fused according to the type plate and the wiring diagram Switch the unit off immediately if the electric power supply is interrupted Danger Through Incorrect Work on the Unit Only specialized personnel are allowed to maintain and ...

Page 4: ...oke and evaporator These four components of the refrigerant plant are connected with each other by pipes to form a hermetically sealed system in which the refrigerant R134a circulates 1 Air Intake Cabinet Side 2 Radial Fan Cabinet Side 3 Evaporator 4 Air Outlet Cabinet Side 5 Compressor 6 Air Intake Ambient Side 7 Radial Fan Ambient Side 8 Condenser 9 Air Outlet Ambient Side 10 Filter Dryer 11 Exp...

Page 5: ...04 SS6 Stainless Steel AISI 316 Dimensions H x W x D 32 68 x 12 00 x 10 63 inch Weight 71 5 lbs Cutout Dimensions 10 43 x 7 09 inch 10 43 x 6 30 inch Rated Operating Voltage Frequency 400 460 V 50 60 Hz Rated Current 95 F 95 F 1 9 A Starting Current 6 A Max Current 2 1 A Power Consumption 95 F 95 F 580 W Max Power Consumption 860 W Fuse Rating 4A T Time Delayed Slow Acting SCCR 5kA Transformer Inr...

Page 6: ... Capacity BTU SCE AC2550B230V SCE AC2550B120V SCE AC2550B460V SCE AC2550B230VSS SCE AC2550B120VSS SCE AC2550B460VSS SCE AC2550B230VSS6 SCE AC2550B120VSS6 SCE AC2550B460VSS6 Enclosure Air Temp 131 F 55 C 122 F 50 C 95 F 35 C 68 F 20 C Cooling Capacity Watt Ambient Temperature F 65 75 85 95 105 115 125 135 18 24 29 35 41 46 52 57 5000 4000 3000 2000 1000 0 1465 1172 879 586 293 0 ...

Page 7: ...ntering the cooling unit internal and external are not obstructed Cooling unit enclosure air suction hole must be installed at 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 in...

Page 8: ...MANUAL back to top 9 Cutout Dimensions 32 70 10 70 12 00 4 SLOPE 12 00 32 70 13 80 9 25 7 87 79 98 10 43 1 26 7 09 1 97 6 30 16 09 312 x8 47 MOUNTING PATTERN INTERNAL AIR OUTLET INTERNAL AIR INLET ELECTRICAL CONNECTIONS 10 Dimensions H x W x D ...

Page 9: ...ed when the cabinet door is closed SET TEST BMS PRG R D 1 2 3 4 The cooling unit is intended to be used as a complementary accessory to larger industrial equipment The unit is used where heat needs to be dissipated from electrical control cabinets or similar enclosures in order to protect heat sensitive components It is not intended for household use The unit has two completely separate air circui...

Page 10: ...ess Flashes when activation is delayed or inhibited by protection times external disabling or other procedures in progress Flashes when alarms are active Signals operation of unit in heating mode Activated only by manual procedure Setting cooling set point St1 Setting heating set point St2 only for units supplied with internal heater 1 Press SET and display should show St1 and then the pre set val...

Page 11: ... 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 Test Function Different test functions can be used dependin...

Page 12: ... no button is pressed for 10 seconds the display starts flashing and after 1 minute returns to the main display without saving changes l To increase scrolling speed press and hold the or button for at least 5 seconds When pressing PRG for 3 seconds the firmware revision code is displayed for 2 seconds When cleaning the controller panel do not use ethanol hydrocarbons ammonia or their byproducts Us...

Page 13: ...former Connector X4 Electrical Supply Connections 400 V 460 V 1 1 L1 460 V 2 LX 400 V 2 3 L2 400 460 V 3 L2 400 460 V 4 Earth Ground 4 Earth Ground 5 P1 High Temp alarm NO 5 P1 High Temp alarm NO 6 P2 High Temp alarm COM 6 P2 High Temp alarm COM 7 P3 High Temp alarm NC 7 P3 High Temp alarm NC 8 T1 Door Switch Contact 8 T1 Door Switch Contact 9 T2 Door Switch Contact 9 T2 Door Switch Contact Notes ...

Page 14: ...B 14 SAGINAW CONTROL ENGINEERING A C USER MANUAL back to top ...

Page 15: ...ting temperature St Verify values of parameter St Door switch contact is open Verify door switch Controller does not work Replace controller Internal fan works external fan and compressor do not work Display shows alternating OFF and temperature The sequence of the phases inside the power supply connector is incorrect Change phases inside power supply connector External and internal fan work compr...

Page 16: ...shers 1 x Female Connector with shorted wired positions for door contact Saginaw Control and Engineering 95 Midland Road Saginaw MI 48638 5770 Phone 989 799 6871 Fax 989 799 4524 sce saginawcontrol com Always switch power supply off before starting any maintenance on the unit Any repairs that may be needed must only be done by qualified personnel The cooling unit is a low maintenance type and for ...

Page 17: ...not exceed minimum and maximum rated temperatures Must not exceed BTU Hr rating Filters must be cleaned regularly Must be installed and grounded in accordance with all relevant electrical and safety codes as well as the National Electric Code and OSHA rules and regulations Must be installed in a stationery application free of vibration Our warranty does not warranty product that has been modified ...

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