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SQUARE D Thermal Unit, 20 Trip Class, CC42.7 - Electrical
SQUAREElectrical

SQUARE D Thermal Unit, 20 Trip Class, CC42.7

SQUARE Electrical.

SKU 3G-OTH-41512

Also listed as: CC427 · CC42 7 · CC42-7

Brand
SQUARE
Item
D Thermal Unit, 20 Trip Class, CC42.7
Category
Electrical
UNSPSC
39121029 — Isolation transformer
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SQUARE
Manufacturer Part Number
CC42.7

Technical Documents

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

Product Description

SQUARE Electrical.

Frequently Asked Questions

What is the SQUARE D Thermal Unit CC42.7 used for?

The SQUARE D Thermal Unit CC42.7 is an overload relay heater element used in motor starters to protect motors from overcurrent. It is designed for industrial applications where precise thermal protection is required, typically in manufacturing, HVAC, and pumping systems.

What are the specifications of the SQUARE D Thermal Unit CC42.7?

The SQUARE D Thermal Unit CC42.7 has a trip class of 20 and a manufacturer part number of CC42.7. It is a thermal overload relay element that provides motor protection by sensing current and heat. The unit is designed for use with SQUARE D motor starters and contactors.

Where to buy the SQUARE D Thermal Unit CC42.7 worldwide?

You can source the SQUARE D Thermal Unit CC42.7 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 on this part.

How to select the correct SQUARE D thermal unit for a motor starter?

To select the correct SQUARE D thermal unit, match the motor full-load current (FLC) to the heater element's ampere rating. The CC42.7 is a 20 trip class unit, suitable for standard motor starting. Always consult the motor nameplate and SQUARE D selection tables to ensure proper overload protection.

Used in

Common applications for SQUARE
Industrial power distribution — Square D HU362AWC non-fusible safety switch for disconnecting three-phase loads up to 60 A.
Busway branch circuits — Square D PQ4203G fusible bus plug for overcurrent protection in I-Line busway systems.
Panelboard surge protection — Square D HL4IMA24C SPD for transient voltage suppression in 277/480V AC wye systems.
Power distribution in control panels — Square D 9080LBA263106 open distribution block for splitting 400 kcmil conductors.
Machine control stations — Square D 9001BG303 push-button station for open/close/stop operations in industrial machinery.
Motor starting and protection — Square D 8536SBG2V02H30S NEMA starter for non-reversing three-phase motor control up to 18 A.

SQUARE Products

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

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