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SAGINAW CONTROL & ENGINEERING  •  A/C USER MANUAL

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1. User Manual

2. Legal Regulations

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:

•  Avoid any dangers

•  Reduce repair costs and stoppages

•  Extend and improve the reliability and working life of the unit

PLEASE ENSURE TO USE THE RIGHT VERSION OF THE INSTRUCTION MANUAL SUITABLE FOR YOUR UNIT

Conditions of Use

The unit is to be used exclusively for the dissipation of heat from control cabinets and enclosures 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 following.

High Electric Voltage

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 the time of going to press. We 

reserve the right to make technical changes to the unit in the course of its development. Therefore, no claims can be 

accepted for previously delivered 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

•  Operation error

•  Inappropriate work on or with the unit

• 

The use of non-specified spare parts and accessories

• 

Unauthorized modifications or changes to the unit by the user or his personnel

Saginaw Control & Engineering is only liable for errors and omissions as outlined in the guarantee conditions contained in 

the main contractual agreement. Claims for damages on any grounds are excluded.

Summary of Contents for ENVIRO-THERM SCE-AC3400B120V

Page 1: ...nting 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 1...

Page 2: ...ltage Indicates electric shock danger Important Safety Instruction Indicates instructions for safe maintenance and operation of the unit Attention Indicates possible burns from hot components Attentio...

Page 3: ...y 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 pla...

Page 4: ...ke 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 Cabi...

Page 5: ...04 SS6 Stainless Steel AISI 316 Dimensions H x W x D 35 43 x 12 00 x 10 63 inch Weight 91 3 lbs Cutout Dimensions 10 43 x 9 40 inch 10 43 x 7 50 inch Rated Operating Voltage Frequency 120 V 50 60 Hz R...

Page 6: ...TU SCE AC3400B230V SCE AC3400B120V SCE AC3400B460V SCE AC3400B230VSS SCE AC3400B120VSS SCE AC3400B460VSS SCE AC3400B230VSS6 SCE AC3400B120VSS6 SCE AC3400B460VSS6 Enclosure Air Temp 131 F 55 C 122 F 50...

Page 7: ...tering 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 ca...

Page 8: ...R MANUAL back to top 9 Cutout Dimensions 12 00 10 43 1 26 9 45 98 7 48 16 26 47 79 10 24 9 45 14 18 79 312 x8 MOUNTING PATTERN 10 70 12 00 35 43 4 SLOPE INTERNAL AIR OUTLET INTERNAL AIR INLET ELECTRIC...

Page 9: ...d 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...

Page 10: ...ss 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 Activ...

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...

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...

Page 13: ...Sensor CE Condensate Evaporator CH Compressor Heater C Controller AR Alarm Relay X3 Transformer Connector X4 Electrical Supply Connections 1 L1 120V 2 3 L2 N 120V 4 Earth Ground 5 P1 High Temp alarm...

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

Page 15: ...ing 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 D...

Page 16: ...hers 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...

Page 17: ...ot 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 co...

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