SCE ENVIRO-THERM -AC8500B230V User Manual
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SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL
B
User Manual SCE-AC8500B230V, SCE-AC8500B230VSS & SCE-AC8500B230VSS6
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. 10
12A. IR33+ Controller ............................................................................. p. 11
12B. PJS6 Controller .............................................................................. p. 15
12C. DISP-1503 Controller ..................................................................... p. 17
13. Wiring Diagram ....................................................................................... p. 20
13A. IR33+ Wiring Diagram .................................................................... p. 20
13B. PJS6 Wiring Diagram ..................................................................... p. 22
13C. DISP-1503 Wiring Diagram ............................................................ p. 24
14. Taking Into Operation ............................................................................. p. 26
15. Repair ....................................................................................................... p. 26
18. Parts Supplied ......................................................................................... p. 27
19. Warranty / Limits of Liability ................................................................. p. 28
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Summary of Contents for SCE ENVIRO-THERM SCE-AC8500B230V
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Page 1: Table Of Contents
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL User Manual SCE-AC8500B230V, SCE-AC8500B230VSS & SCE-AC8500B230VSS6 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. -
Page 2: User Manual
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 1. User Manual This instruction manual contains information and instructions to enable the user to work safely, correctly and economically on the unit. Understanding and adhering to the manual can help one: •... -
Page 3: Safety Instructions
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 3. Safety Instructions Upon delivery the unit is already meeting current technical standards therefore it can be safely taken into operation. Only trained specialists are allowed to work on the unit. Unauthorized personnel must be prohibited from working on the unit. Operating personnel must inform their superiors immediately if any malfunction of the unit becomes apparent. -
Page 4: Functional Principle
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 4. Functional Principle The unit functions on the principle of the compression refrigerator. The main components are: refrigerant compressor, condenser, choke 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. -
Page 5: Technical Data
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 5. Technical Data Part Numbers SCE-AC8500B230V SCE-AC8500B230VSS SCE-AC8500B230VSS6 Cooling Capacity @ 95°F / 95°F 8500 BTU (2490 Watts) Cooling Capacity @ 131°F / 131°F 9881 BTU (2895 Watts) Heating Capacity 1500 W... -
Page 6: Performance Graph
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 6. Performance Graph Enviro-Therm Air Conditioners 8500 BTU/HR (2490 Watts) ® Performance Curve SCE-AC8500B230V, SCE-AC8500B120V, SCE-AC8500B460V SCE-AC8500B230VSS, SCE-AC8500B120VSS, SCE-AC8500B460VSS SCE-AC8500B230VSS6, SCE-AC8500B120VSS6, SCE-AC8500B460VSS6 Enclosure Air Temp 131°F/55°C 122°F/50°C 95°F/35°C 68°F/20°C Ambient Temperature (°C) -
Page 7: Mounting
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 7. Mounting Always disconnect the power supply before opening the unit. Heat load to be dissipated from enclosure should not exceed specific cooling output of the unit at any condition. When selecting a cooling unit, always allow for a safety margin of at least 15% extra cooling output in the worst conditions. Air inlets and outlets must be completely free from obstruction. -
Page 8: Cutout Dimensions
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 9. Cutout Dimensions 17.99 16.14 8.07 8.07 1.97 1.58 14.84 13.19 12.80 INTERNAL AIR INLET & ELECTRICAL CONNECTIONS 11.22 12.01 61.02 14.57 13.19 INTERNAL AIR OUTLET 14.17 21.06 .312 (x11) 6.89 MOUNTING PATTERN 10. -
Page 9: Electrical Connection
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 11. Electrical Connection The cooling unit is used where heat needs to be dissipated from electrical control cabinets or similar enclosures in order to protect heat sensitive components. The unit has two completely separate air circuits which ensure that the clean cabinet air does not come into contact with the ambient air which may well be dirty or polluted. -
Page 10: Controller Programming
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 12. Controller Programming There are variations of controllers with this unit. The options are as followed variation A, IR33+ controller, variation B, PJS6 controller, and variation C, DISP-1503 controller. Please find the controller on your unit and proceed to the corresponding section. -
Page 11: Ir33+ Controller
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 12A. IR33+ Controller 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. - Page 12 SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL Setting cooling set point, St1: 1. Press and hold “SET” until the display shows St1. Once released the pre-set value of St1 will appear. (default: +35°C / +95°F) 2. Reach the desired value by using ▲ or ▼. 3.
- Page 13 SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL Test Function Different test functions can be used depending on the combination of keys pressed. Such tests run for the duration of 4 minutes. • “SET+▲” tests Compressor and Ambient Blower relays. •...
- Page 14 SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL Failure table: The display shows either ‘’OFF’’ or “EXX” with an icon flashing (triangle), alternating with the standard display. If more than one error occurs, these are shown in sequence on the display. Failure Description Solution...
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Page 15: Pjs6 Controller
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 12B. PJS6 Controller 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. - Page 16 SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL Programming To change the cooling set point ‘St’ or ‘St1’: 1. Press ‘Set’ till ‘St/St1’ appears on the display 2. Press the ‘Up’ or ‘Down’ buttons to adjust the temperature setting 3. Press ‘Set’ to save the new setting To change the heating set point St2 (for units with internal heater only): 1.
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Page 17: Disp-1503 Controller
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 12C. DISP-1503 Controller 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. - Page 18 SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL I) Operations from Home Screen • Pressing for 1 second will go to Menu 1. This will show the status of DI1, DI2, S1, S2 and Onboard Sensor. Pressing will toggle between sensors/digital inputs. •...
- Page 19 SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL Alarm codes Alarm Code Description AL1 - HI High Temp Alarm AL2 - LO Low Temp Alarm AL3 - PrEP Pressure Pipe Alarm AL4 - AbS Ambient Sensor Faulty AL5 - PPS Pressure Pipe Sensor Faulty AL6 - ICES Ice Sensor Faulty...
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Page 20: Wiring Diagram
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 13A. IR33+ Wiring Diagram Part List 115/230V 400V 460V Mc: Compressor Power Connector Ma: Ambient fan Mi: Internal fan Cc: Comp. capacitor Ca: Amb. fan capacitor Ci: Int. fan capacitor Sa: NTC sensor for ambient temperature Normally open alarm contact Si: NTC sensor for internal temperature Notes... - Page 21 SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL back to top...
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Page 22: Pjs6 Wiring Diagram
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 13B. PJS6 Wiring Diagram Part List Mc: Compressor 115/230V 400V 460V Ma: Ambient fan Power Connector Mi: Internal fan Cc: Comp. capacitor Ca: Amb. fan capacitor Ci: Int. fan capacitor X4 Electrical Supply Connections (See unit typeplate): 230V Units - 1:L1 230V, 3:N Normally closed alarm contact... - Page 23 SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL Wiring for single phase 230 V unit High temp alarm Ground High temp alarm L2/N for 230 V Door switch L1 for 230 V Door switch back to top...
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Page 24: Disp-1503 Wiring Diagram
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 13C. DISP-1503 Wiring Diagram Part List 115/230V 400V 460V X1: Power connector X2: Signals/Alarms connector Power connector 1 X3: RS485 connector X4: 230V jumper X5: Auto transformer Mi: Internal fan Ci: Capacitor for Mi Ma: Ambient fan Ca: Capacitor for Ma Mc: Compressor... - Page 25 SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL back to top...
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Page 26: Taking Into Operation
SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL 14. Taking Into Operation Attention! The unit can be damaged by lack of lubricant. To ensure that the compressor is adequately lubricated, the oil, which has been displaced during transport, must be allowed to flow back into it. The unit must therefore be allowed to stand for at least 30 minutes before being connected to the mains and taken into operation. -
Page 27: Maintenance & Cleaning
11 x A6.4 Toothed Washers 11 x A6.4 Washers 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 back to top... -
Page 28: Warranty / Limits Of Liability
19. Warranty / Limits of Liability All goods manufactured by SCE shall be warranted to be free of defects in material or workmanship for a period of two years from the date of shipment. Should the product be proven to SCE to be defective, we shall option to repair or replace the product.
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