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3G Electric
ICM ICM402 Three-Phase Line Voltage Monitor with LED Display - Line Voltage Monitors
ICMLine Voltage Monitors

ICM ICM402 Three-Phase Line Voltage Monitor with LED Display

The ICM ICM402 is a three-phase line voltage monitor with an LED display. It monitors line voltage, phase loss, phase reversal, and phase unbalance, with a percentage volts unbalance setting based on % of input…

SKU 3G-OTH-67970

Also listed as: ICM 402 · ICM-402

Brand
ICM
Item
ICM402 Three-Phase Line Voltage Monitor with LED Display
Part Number
ICM402
Category
Line Voltage Monitors
Available to Order
Also known as:ICM402ICM
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

ICM
Manufacturer Part Number
ICM402
Type
Monitors Line Volt/Phase Loss/Phase Reversal/Phase Unbalance, LED
Display Type
LED
Contact Form - Action
SPST - NO
Percentage Volts Unbalance
% of Input Voltage

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ICM Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ICM ICM402 is a three-phase line voltage monitor with an LED display. It monitors line voltage, phase loss, phase reversal, and phase unbalance, with a percentage volts unbalance setting based on % of input voltage. The unit features a SPST - NO contact form action.

Frequently Asked Questions

What is the ICM ICM402 line voltage monitor used for?

The ICM ICM402 is a three-phase line voltage monitor that protects motors and equipment by detecting line voltage faults, phase loss, phase reversal, and phase unbalance. It is commonly used in industrial HVAC, pumps, compressors, and conveyor systems to prevent damage from power quality issues.

What are the specifications of the ICM ICM402?

The ICM ICM402 is a three-phase line voltage monitor with an LED display. It monitors line voltage, phase loss, phase reversal, and phase unbalance. The percentage volts unbalance is set as a % of input voltage. It features a SPST - NO contact form action. The manufacturer part number is ICM402.

Where to buy the ICM ICM402 worldwide?

The ICM ICM402 is available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we source and deliver this ICM line voltage monitor to your location.

How to install the ICM ICM402 line voltage monitor?

To install the ICM ICM402, first disconnect all power. Mount the unit securely and connect the three-phase input lines per the wiring diagram. Set the percentage volts unbalance trip point as needed. The SPST - NO output contacts connect to your control circuit. Always follow local electrical codes and consult a qualified electrician.

Used in

Common applications for ICM
Commercial refrigeration — ICM325A refrigerant actuated fan speed control for maintaining precise temperature and pressure in condenser units.
Residential heating — ICM1501 ignition transformer for oil-fired hot water and steam boiler burners.
HVAC service — ICM292A integrated furnace control board for Rheem gas furnaces, controlling inducer operation.
Industrial voltage protection — ICM492D line voltage monitor for detecting voltage unbalance in single-phase systems.
Building automation — ICM206B time-delay relay for off-delay control of fans or compressors in HVAC equipment.
Construction heating — ACH065 or ACH060 temporary construction thermostats for heat-only applications on job sites.
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ICM Products

3G Electric supplies ICM line voltage monitors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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