EXW Singapore — collect or forward from our Singapore office.

3G Electric
ATC DIVERSIFIED ELECTRONICS UOA240AFA Undervoltage Relay - DIN-Rail Mounted Relays
ATC DIVERSIFIED ELECTRONICSDIN-Rail Mounted Relays

ATC DIVERSIFIED ELECTRONICS UOA240AFA Undervoltage Relay

The ATC DIVERSIFIED ELECTRONICS Voltage Sensor Relay (MPN UOA240AFA) is a panel-mounted, DIN-rail relay that monitors undervoltage conditions. It features a pick-up range of 215 to 260V AC and a drop-out range of…

SKU 3G-OTH-37557

Brand
ATC DIVERSIFIED ELECTRONICS
Item
UOA240AFA Undervoltage Relay
Part Number
UOA240AFA
Category
DIN-Rail Mounted Relays
Available to Order
Also known as:UOA240AFAATC DIVERSIFIED ELECTRONICS
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

ATC DIVERSIFIED ELECTRONICS
Manufacturer Part Number
UOA240AFA
Type
5 A
AC
240V
Pick Up Range
215 to 260V AC
Drop-Out Range
202V AC
Pins/Terminals
8
Contact Rating (AC)
5 A @ 240V AC (Resistive)
Monitored Parameters
Undervoltage

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

ATC DIVERSIFIED ELECTRONICS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ATC DIVERSIFIED ELECTRONICS Voltage Sensor Relay (MPN UOA240AFA) is a panel-mounted, DIN-rail relay that monitors undervoltage conditions. It features a pick-up range of 215 to 260V AC and a drop-out range of 202V AC, with a contact rating of 5 A @ 240V AC (resistive). This 8-pin/terminal device provides reliable voltage sensing for industrial control applications.

Frequently Asked Questions

What is the ATC DIVERSIFIED ELECTRONICS UOA240AFA voltage sensor relay used for?

The ATC DIVERSIFIED ELECTRONICS UOA240AFA is a panel-mounted, DIN-rail relay that monitors undervoltage conditions in industrial control systems. It protects equipment by detecting when AC line voltage drops below a set threshold, triggering a response to prevent damage or downtime.

What are the specifications of the ATC DIVERSIFIED ELECTRONICS UOA240AFA?

The UOA240AFA has a contact rating of 5 A @ 240V AC (resistive), a pick-up range of 215 to 260V AC, and a drop-out range of 202V AC. It features 8 pins/terminals and monitors undervoltage parameters. This ATC DIVERSIFIED ELECTRONICS relay is designed for panel mounting on DIN rails.

Where to buy the ATC DIVERSIFIED ELECTRONICS UOA240AFA worldwide?

3G Electric supplies the ATC DIVERSIFIED ELECTRONICS UOA240AFA voltage sensor relay to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this undervoltage monitoring relay for your control panel.

How to install the ATC DIVERSIFIED ELECTRONICS UOA240AFA voltage sensor relay?

Mount the UOA240AFA on a DIN rail in your control panel. Connect the monitored AC line to the input terminals and the load to the relay contacts. Set the pick-up and drop-out thresholds according to your application. Always follow standard electrical safety practices and consult the manufacturer's datasheet for wiring details.

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.
Not sure this is the right part? Photo-identify it→

ATC DIVERSIFIED ELECTRONICS Products

3G Electric supplies ATC DIVERSIFIED ELECTRONICS din-rail mounted relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from ATC DIVERSIFIED ELECTRONICS

View all ATC DIVERSIFIED ELECTRONICS parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first