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Dayton Phase Monitor Relay, Socket-Mounted, 10 A, 190-500V AC, 8 Pins, PMPU-B18 - Socket-Mounted Relays
DaytonSocket-Mounted Relays

Dayton Phase Monitor Relay, Socket-Mounted, 10 A, 190-500V AC, 8 Pins, PMPU-B18

The DAYTON Phase Monitor Relay is a socket-mounted relay designed to monitor phase unbalance. It operates with a 10 A current rating and a voltage range of 190 to 500V AC, featuring 8 pins/terminals. This relay is…

SKU 3G-OTH-37076

Also listed as: PMPUB18 · PMPU B18

Brand
Dayton
Item
Phase Monitor Relay, Socket-Mounted, 10 A, 190-500V AC, 8 Pins, PMPU-B18
Category
Socket-Mounted Relays
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Dayton
Manufacturer Part Number
PMPU-B18
AC
190 to 500V
Current Rating
10 A
Pins/Terminals
8
Monitored Parameters
Phase Unbalance

Technical Documents

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

Product Description

The DAYTON Phase Monitor Relay is a socket-mounted relay designed to monitor phase unbalance. It operates with a 10 A current rating and a voltage range of 190 to 500V AC, featuring 8 pins/terminals. This relay is identified by manufacturer part number PMPU-B18.

Frequently Asked Questions

What is the DAYTON Phase Monitor Relay used for?

The DAYTON Phase Monitor Relay (PMPU-B18) monitors phase unbalance in three-phase electrical systems. It protects motors and industrial equipment from damage caused by voltage imbalances, which can lead to overheating or failure. Common applications include HVAC systems, pumps, compressors, and conveyor drives in manufacturing and commercial facilities.

What are the specifications of the DAYTON Phase Monitor Relay PMPU-B18?

The DAYTON Phase Monitor Relay PMPU-B18 is a socket-mounted relay with a 10 A current rating and an AC voltage range of 190 to 500V. It has 8 pins/terminals and monitors phase unbalance. The relay is designed for industrial control panels and motor protection circuits, ensuring reliable operation under unbalanced line conditions.

Where to buy the DAYTON Phase Monitor Relay worldwide?

3G Electric supplies the DAYTON Phase Monitor Relay PMPU-B18 worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact our team for a quote and lead time. We source and deliver this relay to support your motor protection needs.

How to install a socket-mounted phase monitor relay?

To install the DAYTON Phase Monitor Relay, mount it into a compatible 8-pin socket, ensuring the relay is properly seated. Connect the three-phase power lines to the appropriate terminals per the wiring diagram. Verify the voltage range (190 to 500V AC) matches your system. Always de-energize the circuit before installation and follow standard electrical safety practices.

Used in

Common applications for Dayton
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Material handling — DAYTON latch assemblies (SKU 2KEN4) for electric chain hoist hook safety
Industrial air movement — DAYTON downblast roof exhaust fans (SKU 3HFL9) for clean air exhaust in manufacturing plants
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Dayton Products

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

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Socket-mounted relay for monitoring undervoltage conditions in three-phase AC systems. Rated 10 A, operating range 190 to 500V AC. Used in industrial control panels to protect motors and equipment from low-voltage damage
MACROMATIC
Socket-mounted relay for monitoring undervoltage conditions in three-phase AC systems. Rated 10 A, operating range 190 to 500V AC. Used in industrial control panels to protect motors and equipment from low-voltage damage
Socket-mounted relay for monitoring phase unbalance in three-phase systems. Rated 10 A at 190-500V AC. Detects voltage imbalances and disconnects load to protect motors and equipment. Suitable for industrial motor control panels, HVAC, and pump stations
MACROMATIC
Socket-mounted relay for monitoring phase unbalance in three-phase systems. Rated 10 A at 190-500V AC. Detects voltage imbalances and disconnects load to protect motors and equipment. Suitable for industrial motor control panels, HVAC, and pump stations
Socket-mounted phase monitor relay for overvoltage monitoring in three-phase AC systems. Rated 10 A and 460 to 600V AC. Used to protect motors and other equipment from overvoltage conditions
MACROMATIC
Socket-mounted phase monitor relay for overvoltage monitoring in three-phase AC systems. Rated 10 A and 460 to 600V AC. Used to protect motors and other equipment from overvoltage conditions
Socket-mounted relay that monitors phase reversal in three-phase systems. Rated for 10 A continuous current and 190 to 500V AC supply. Detects incorrect phase sequence to protect motors, compressors, and other three-phase equipment from damage
MACROMATIC
Socket-mounted relay that monitors phase reversal in three-phase systems. Rated for 10 A continuous current and 190 to 500V AC supply. Detects incorrect phase sequence to protect motors, compressors, and other three-phase equipment from damage
Socket-mounted phase monitor relay for undervoltage monitoring in three-phase systems. Rated 480V AC, 10 A, with 8 terminals. Suitable for industrial control panels to protect motors and equipment from voltage drops
MACROMATIC
Socket-mounted phase monitor relay for undervoltage monitoring in three-phase systems. Rated 480V AC, 10 A, with 8 terminals. Suitable for industrial control panels to protect motors and equipment from voltage drops
Socket-mounted relay that monitors three-phase power systems for phase reversal. Rated 240V AC, 10A, with 8 pins/terminals. Used to protect motors and industrial equipment from damage due to incorrect phase rotation
MACROMATIC
Socket-mounted relay that monitors three-phase power systems for phase reversal. Rated 240V AC, 10A, with 8 pins/terminals. Used to protect motors and industrial equipment from damage due to incorrect phase rotation

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