Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
Dayton Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 to 500V AC - Socket-Mounted Relays
DaytonSocket-Mounted Relays

Dayton Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 to 500V AC

The DAYTON Phase Monitor Relay is a socket-mounted relay designed to monitor phase unbalance in three-phase electrical systems. This unit, model PMPU-FA8B18, features a current rating of 10 A and operates within a…

SKU 3G-OTH-37071

Brand
Dayton
Item
Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 to 500V AC
Category
Socket-Mounted Relays
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Dayton
Manufacturer Part Number
PMPU-FA8B18
AC
190 to 500V
Current Rating
10 A
Pins/Terminals
8
Monitored Parameters
Phase Unbalance
View Full Spec Sheet

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

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 in three-phase electrical systems. This unit, model PMPU-FA8B18, features a current rating of 10 A and operates within a voltage range of 190 to 500V AC, with 8 pins/terminals for connection.

Frequently Asked Questions

What is the DAYTON Phase Monitor Relay used for?

The DAYTON Phase Monitor Relay (PMPU-FA8B18) monitors phase unbalance in three-phase electrical systems. It protects motors and other equipment from damage caused by voltage imbalances, which can lead to overheating and failure. Common applications include industrial machinery, HVAC systems, and pump controls.

What are the specifications of the DAYTON Phase Monitor Relay?

The DAYTON Phase Monitor Relay (PMPU-FA8B18) is socket-mounted, rated for 10 A, and operates on 190 to 500V AC. It monitors phase unbalance and has 8 pins/terminals for connection. This relay is designed for three-phase systems to detect voltage imbalances and protect downstream equipment.

Where to buy the DAYTON Phase Monitor Relay worldwide?

You can source the DAYTON Phase Monitor Relay (PMPU-FA8B18) 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; we supply genuine DAYTON components for industrial applications.

How to install a DAYTON Phase Monitor Relay?

To install the DAYTON Phase Monitor Relay, mount it into a compatible socket and connect the three-phase power lines to the designated terminals per the wiring diagram. Ensure the voltage range (190 to 500V AC) matches your system. Follow standard electrical safety practices and consult a qualified electrician for proper setup.

Used in

Common applications for Dayton
HVAC ventilation — DAYTON centrifugal upblast roof exhaust fans (SKU 7M7U3) for kitchen exhaust systems
Mechanical power transmission — DAYTON HTD timing pulleys (SKU 404GV0) for conveyor belt drives
Process water handling — DAYTON self-priming centrifugal pumps (SKU 2ZXT4) for dewatering or transfer
Roofing and building services — DAYTON fixed ventilated roof curbs (SKU 4HX59) for filtered supply fan installations
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

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.

You might also need

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

Similar products

Matched by specification & description
DAYTON Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 to 500V AC, 8 Pins/Terminals (MPN PMPU-B18). Key specifications — Monitored Parameters: Phase Unbalance; Manufacturer Part Number: PMPU-B18; Brand: DAYTON.
Dayton
DAYTON Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 to 500V AC, 8 Pins/Terminals (MPN PMPU-B18). Key specifications — Monitored Parameters: Phase Unbalance; Manufacturer Part Number: PMPU-B18; Brand: DAYTON.
DAYTON Multi-Function Time Delay Relay: Socket Mounted, 120V AC, 10 A, 8 Pins/Terminals (MPN 31EE10). Key specifications — Delay Function: Watchdog; Mounting Style: Plug-In; Input Voltage: 120V AC/DC; Brand: DAYTON.
Dayton
DAYTON Multi-Function Time Delay Relay: Socket Mounted, 120V AC, 10 A, 8 Pins/Terminals (MPN 31EE10). Key specifications — Delay Function: Watchdog; Mounting Style: Plug-In; Input Voltage: 120V AC/DC; Brand: DAYTON.
DAYTON General Purpose Relay: Socket Mounted, 10 A Current Rating, 24V AC, DPDT, 8 Pins/Terminals (MPN 1EJC5). Key specifications — Brand: DAYTON; Base Type: Square; Mounting Style: Plug-In; Manufacturer Part Number: 1EJC5; Series: C Series.
Dayton
DAYTON General Purpose Relay: Socket Mounted, 10 A Current Rating, 24V AC, DPDT, 8 Pins/Terminals (MPN 1EJC5). Key specifications — Brand: DAYTON; Base Type: Square; Mounting Style: Plug-In; Manufacturer Part Number: 1EJC5; Series: C Series.
DAYTON General Purpose Relay: Socket Mounted, 10 A Current Rating, 12V DC, 3PDT, 11 Pins/Terminals (MPN 1EJE4). Key specifications — Brand: DAYTON; Base Type: Square; Mounting Style: Plug-In; Manufacturer Part Number: 1EJE4; Series: C Series.
Dayton
DAYTON General Purpose Relay: Socket Mounted, 10 A Current Rating, 12V DC, 3PDT, 11 Pins/Terminals (MPN 1EJE4). Key specifications — Brand: DAYTON; Base Type: Square; Mounting Style: Plug-In; Manufacturer Part Number: 1EJE4; Series: C Series.
DAYTON General Purpose Relay: Socket Mounted, 10 A Current Rating, 110V DC, DPDT, 8 Pins/Terminals (MPN 5YR09). Key specifications — Brand: DAYTON; Base Type: Square; Mounting Style: Plug-In; Manufacturer Part Number: 5YR09; Series: C Series.
Dayton
DAYTON General Purpose Relay: Socket Mounted, 10 A Current Rating, 110V DC, DPDT, 8 Pins/Terminals (MPN 5YR09). Key specifications — Brand: DAYTON; Base Type: Square; Mounting Style: Plug-In; Manufacturer Part Number: 5YR09; Series: C Series.
DAYTON General Purpose Relay: Socket Mounted, 10 A Current Rating, 12V AC, DPDT, 8 Pins/Terminals (MPN 1EGY2). Key specifications — Brand: DAYTON; Base Type: Octal; Mounting Style: Plug-In; Manufacturer Part Number: 1EGY2; Series: A Series.
Dayton
DAYTON General Purpose Relay: Socket Mounted, 10 A Current Rating, 12V AC, DPDT, 8 Pins/Terminals (MPN 1EGY2). Key specifications — Brand: DAYTON; Base Type: Octal; Mounting Style: Plug-In; Manufacturer Part Number: 1EGY2; Series: A Series.

More from Dayton

View all Dayton parts →
DAYTON Single Function Time Delay Relay: Socket Mounted, 120V AC/DC, 10 A, 8 Pins/Terminals (MPN 1EGC1). Key specifications — Brand: DAYTON.
Dayton
DAYTON Single Function Time Delay Relay: Socket Mounted, 120V AC/DC, 10 A, 8 Pins/Terminals (MPN 1EGC1). Key specifications — Brand: DAYTON.
DAYTON Single Function Time Delay Relay: Socket Mounted, 24V AC/DC, 10 A, 11 Pins/Terminals (MPN 24EN89). Key specifications — Brand: DAYTON.
Dayton
DAYTON Single Function Time Delay Relay: Socket Mounted, 24V AC/DC, 10 A, 11 Pins/Terminals (MPN 24EN89). Key specifications — Brand: DAYTON.
DAYTON Single Function Time Delay Relay: Socket Mounted, 240V AC, 10 A, 8 Pins/Terminals, Interval (MPN 24EN79). Key specifications — Brand: DAYTON.
Dayton
DAYTON Single Function Time Delay Relay: Socket Mounted, 240V AC, 10 A, 8 Pins/Terminals, Interval (MPN 24EN79). Key specifications — Brand: DAYTON.
DAYTON Single Function Time Delay Relay: Socket Mounted, 12V DC, 10 A, 11 Pins/Terminals, Off Delay (MPN 24EN81). Key specifications — Brand: DAYTON.
Dayton
DAYTON Single Function Time Delay Relay: Socket Mounted, 12V DC, 10 A, 11 Pins/Terminals, Off Delay (MPN 24EN81). Key specifications — Brand: DAYTON.
DAYTON Single Function Time Delay Relay: Socket Mounted, 24V AC/DC, 10 A, 11 Pins/Terminals (MPN 24EN85). Key specifications — Brand: DAYTON.
Dayton
DAYTON Single Function Time Delay Relay: Socket Mounted, 24V AC/DC, 10 A, 11 Pins/Terminals (MPN 24EN85). Key specifications — Brand: DAYTON.
DAYTON Single Function Time Delay Relay: Socket Mounted, 120V AC/DC, 10 A, 8 Pins/Terminals (MPN 1EGB6). Key specifications — Brand: DAYTON.
Dayton
DAYTON Single Function Time Delay Relay: Socket Mounted, 120V AC/DC, 10 A, 8 Pins/Terminals (MPN 1EGB6). Key specifications — Brand: DAYTON.
DAYTON Single Function Time Delay Relay: Socket Mounted, 120V AC/DC, 10 A, 8 Pins/Terminals (MPN 24EP37). Key specifications — Brand: DAYTON.
Dayton
DAYTON Single Function Time Delay Relay: Socket Mounted, 120V AC/DC, 10 A, 8 Pins/Terminals (MPN 24EP37). Key specifications — Brand: DAYTON.
DAYTON Single Function Time Delay Relay: Socket Mounted, 24V AC, 5 A, 8 Pins/Terminals, On Delay (MPN 1EJL8). Key specifications — Brand: DAYTON.
Dayton
DAYTON Single Function Time Delay Relay: Socket Mounted, 24V AC, 5 A, 8 Pins/Terminals, On Delay (MPN 1EJL8). Key specifications — Brand: DAYTON.