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5

SAGINAW CONTROL & ENGINEERING  •  A/C USER MANUAL

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5. Technical Data

Part Numbers 

SCE-AC8500B460V

  

SCE-AC8500B460VSS

  

SCE-AC8500B460VSS6 

Cooling Capacity @ 95°F / 95°F 

8500 BTU (2490 Watts)

Cooling Capacity @ 131°F / 131°F 

9881 BTU (2895 Watts)

Heating Capacity  

1500 W

Compressor  

Rotary Compressor

Refrigerant  

R134a

Refrigerant Charge  

34.00 oz

Max. Pressure 

362 psig

Operating Temperature Range  

-4°F - 131°F

Max. Air Volume Flow 

Ambient Air Circuit: 385 cfm

  

Cabinet Air Circuit: 235 cfm

Mounting  

External

Housing Material  

Mild Steel, Powder Coated

  

SS: Stainless Steel AISI 304

  

SS6: Stainless Steel AISI 316

Dimensions (H x W x D)  

61.02 x 18.00 x 13.98 inch

Weight 

172 lbs

Cutout Dimensions  

14.80 x 12.80 inch

  

14.80 x 13.20 inch 

Rated Operating Voltage / Frequency   

400/460 V - 50/60 Hz

Rated Current @ 95°F / 95°F     

2.6 A

Starting Current 

6.8 A

Max. Current 

3.6 A

Power Consumption @ 95°F / 95°F 

940 W

Max. Power Consumption  

1.64 kW

Fuse Rating 

9A (T) - Time Delayed [Slow Acting]

SCCR 5kA

Transformer Inrush 120A 0.01 Sec. on 120V & 460V

      

Unit Class CC fuse / Class C Breaker Not Recommended

Circuit Breaker - MCB Type D or K Slow Acting 

9A Slow Acting

Connection  

Connection Terminal Block

NEMA Protection Class 

NEMA 3, 3R, 4 & 12

  

SS: NEMA 3, 3R, 4, 4X & 12

Approvals 

CE / cURus / UL Listed

Industry Standards 

IS19

  

SS:  IS20

Sound Level at 1.5 meters 

70 db(A)

Max Voltage at Door Switch 

5 A DC

  

Summary of Contents for Enviro-Therm SCE-AC8500B460V

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 AC8500B460V SCE AC8500B460VSS SCE AC8500B460VSS6 ...

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: ...S6 Stainless Steel AISI 316 Dimensions H x W x D 61 02 x 18 00 x 13 98 inch Weight 172 lbs Cutout Dimensions 14 80 x 12 80 inch 14 80 x 13 20 inch Rated Operating Voltage Frequency 400 460 V 50 60 Hz Rated Current 95 F 95 F 2 6 A Starting Current 6 8 A Max Current 3 6 A Power Consumption 95 F 95 F 940 W Max Power Consumption 1 64 kW Fuse Rating 9A T Time Delayed Slow Acting SCCR 5kA Transformer In...

Page 6: ...city BTU 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 Cooling Capacity Watt Ambient Temperature F 65 75 85 95 105 115 125 135 18 24 29 35 41 46 52 57 14000 12000 10000 8000 6000 4000 4102 3516 2930 2344 1758 1172 ...

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: ...top 9 Cutout Dimensions 17 99 14 02 61 02 61 02 17 99 1 97 12 80 12 01 13 19 21 06 14 84 8 07 8 07 93 98 98 1 58 16 14 13 19 11 22 14 57 14 17 6 89 312 x11 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: ...ashers 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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