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ATC DIVERSIFIED ELECTRONICS SLD440ALE Phase & Under-Voltage - Phase & Under-Voltage Monitoring Surface-Mount Relays
ATC DIVERSIFIED ELECTRONICSPhase & Under-Voltage Monitoring Surface-Mount Relays

ATC DIVERSIFIED ELECTRONICS SLD440ALE Phase & Under-Voltage

The ATC DIVERSIFIED ELECTRONICS Phase Monitor Relay, part of the SLD Series (MPN SLD440ALE), is a phase and under-voltage monitoring surface-mount relay. It accepts an input voltage of 440 to 480V AC and monitors for…

SKU 3G-OTH-39314

Brand
ATC DIVERSIFIED ELECTRONICS
Item
SLD440ALE Phase & Under-Voltage
Part Number
SLD440ALE
Category
Phase & Under-Voltage Monitoring Surface-Mount Relays
Available to Order
Also known as:SLD440ALEATC DIVERSIFIED ELECTRONICS
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Hazardous material
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California Prop 65 warning
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Ships under standard freight

Technical Specifications

ATC DIVERSIFIED ELECTRONICS
Manufacturer Part Number
SLD440ALE
Series
SLD Series
Catalog Page
N/A
Input Voltage
440 to 480V AC
Monitored Parameters
Phase Loss
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ATC DIVERSIFIED ELECTRONICS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ATC DIVERSIFIED ELECTRONICS Phase Monitor Relay, part of the SLD Series (MPN SLD440ALE), is a phase and under-voltage monitoring surface-mount relay. It accepts an input voltage of 440 to 480V AC and monitors for phase loss. This device is designed for industrial applications requiring reliable phase monitoring.

Frequently Asked Questions

What is the ATC DIVERSIFIED ELECTRONICS SLD440ALE phase monitor relay used for?

The ATC DIVERSIFIED ELECTRONICS SLD440ALE phase monitor relay is used to detect phase loss in three-phase industrial equipment. It protects motors, compressors, and pumps from damage caused by unbalanced or missing phases, ensuring reliable operation in manufacturing and process control environments.

What are the specifications of the ATC DIVERSIFIED ELECTRONICS SLD440ALE?

The ATC DIVERSIFIED ELECTRONICS SLD440ALE is part of the SLD Series. It accepts an input voltage of 440 to 480V AC and monitors for phase loss. This surface-mount relay is designed for industrial phase and under-voltage monitoring applications.

Where to buy the ATC DIVERSIFIED ELECTRONICS SLD440ALE worldwide?

You can source the ATC DIVERSIFIED ELECTRONICS SLD440ALE through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct phase monitor relay for your application.

How to install the ATC DIVERSIFIED ELECTRONICS SLD440ALE phase monitor relay?

Mount the SLD440ALE on a DIN rail or surface, connect the three-phase input voltage (440 to 480V AC) to the appropriate terminals, and wire the relay output to your control circuit. Always follow standard electrical safety practices and consult the manufacturer's datasheet for precise wiring diagrams.

Used in

Common applications for ATC DIVERSIFIED ELECTRONICS
Industrial control panels — SLA Series socket-mounted phase monitor relay (SKU 896DL4) for phase sequence protection of three-phase equipment.
Motor protection — SUA Series phase monitor relay (SKU 896DM3) detects phase loss at 430-480V AC to prevent motor damage.
Pump and compressor systems — SLD Series surface-mount relay (SKU 896DL7) monitors phase loss and under-voltage at 440-480V AC.
Sequencing and timing circuits — Time-delay relay (SKU 896DJ3) with 0.001 sec to 200 hr range for controlled start-up of industrial equipment.
Voltage monitoring in panels — Undervoltage relay (SKU 896DN0) with pick-up 215-260V AC and drop-out 205-250V AC for 240V AC systems.
Phase unbalance detection — SLM Series surface-mount relay (SKU 896DL8) protects motors and pumps on 440-490V AC systems from unbalance conditions.
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ATC DIVERSIFIED ELECTRONICS Products

3G Electric supplies ATC DIVERSIFIED ELECTRONICS phase & under-voltage monitoring surface-mount relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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