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EATON Overload Relay: Electronic Protection, 3 Poles, NEMA Size 0 - NEMA Electronic Overload Relays
EATONNEMA Electronic Overload Relays

EATON Overload Relay: Electronic Protection, 3 Poles, NEMA Size 0

The EATON Overload Relay is a NEMA Size 0 electronic protection device with three poles, rated for 1 A to 5 A and a maximum voltage of 690V AC. It features screw clamp terminals and is compatible with the C25…

SKU 3G-OTH-40457

Brand
EATON
Item
Overload Relay: Electronic Protection, 3 Poles, NEMA Size 0
Category
NEMA Electronic Overload Relays
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Technical Specifications

EATON
Manufacturer Part Number
C440A1A005SF0
Phase
Three
Maximum Voltage Rating
690V AC
Thermal Units Required
Not Applicable to Electronic Type Overload Relays
Terminal Connection Type
Screw Clamp Terminals
Compatible Contactor Series
C25 Definite Purpose
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EATON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The EATON Overload Relay is a NEMA Size 0 electronic protection device with three poles, rated for 1 A to 5 A and a maximum voltage of 690V AC. It features screw clamp terminals and is compatible with the C25 Definite Purpose contactor series. This three-phase relay does not require thermal units, as it is an electronic type.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the EATON C440 overload relay used for?

The EATON C440 electronic overload relay protects three-phase motors from overload and phase loss in industrial applications. It is designed for NEMA Size 0 starters and pairs with the C25 Definite Purpose contactor series, making it suitable for pumps, fans, and conveyors.

What are the specifications of the EATON C440A1A005SF0 overload relay?

The EATON C440A1A005SF0 is a three-pole electronic overload relay rated for 1 A to 5 A with a maximum voltage of 690V AC. It uses screw clamp terminals, requires no thermal units, and is compatible with the C25 Definite Purpose contactor series. It is a NEMA Size 0 device.

Where to buy the EATON C440 overload relay worldwide?

You can source the EATON C440 overload relay 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 EATON part.

How to select the correct EATON overload relay for a motor?

Select the EATON overload relay by matching its current range to the motor full-load amps. For the C440A1A005SF0, set the dial between 1 A and 5 A. Ensure the relay is compatible with your contactor series—this model works with C25 Definite Purpose contactors. No thermal units are needed for electronic types.

Used in

Common applications for EATON
Industrial control panels — Eaton M22 flush push buttons for momentary machine start/stop commands
Motor control centers — Eaton NEMA reversing starters with electronic overloads for conveyor belt direction control
HVAC systems — Eaton definite purpose starters with thermal overloads for compressor and fan motor protection
Process automation — Eaton SL7 tower lights with IP66 bases for visual status indication in wet environments
Machine tool signaling — Eaton 10250T LED pilot lights with push-to-test for operator panel status lamps
Access control — Eaton M22 keyed selector switches for equipment mode selection in secured areas

EATON Products

3G Electric supplies EATON nema electronic overload relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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EATON
EATON Overload Relay: Electronic Protection, 3 Poles, NEMA Size 0/00/1/1-3/4/2, 9 A – 45 A (MPN C440A1A045SAX). Key specifications — Brand: EATON; Terminal Connection Type: Screw Clamp Terminals; Maximum Voltage Rating: 690V AC; Compatible Contactor Series: C25 Definite Purpose; Phase: Three; Thermal Units Required: Not Applicable to Electronic Type Overload Relays.