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Time Mark 2501120 3-Phase Power Monitor

This 3-phase monitor relay is designed to continuously monitor voltage and phase conditions of power systems, detecting phase loss, reversal, and unbalance. It features solid-state sensing circuits, a SPDT relay contact configuration rated at 30 amps, and operates with a nominal voltage of 125/208-480 VAC. Suitable for various industrial applications, it provides automatic reset and adjustable trip delay from 1 to 10 seconds. The device is UL listed, easy to mount on surfaces, and includes LED indicators for voltage, reversal, and unbalance faults, ensuring reliable power system monitoring.

Authorized Distributors
Part No:2501-120
Stock:0
Inv Date:06-11-2026
Price: Unit price: $756.18
Buy/RFQ:

Time Mark 2501120 3-Phase Power Monitor Specifications:

  • Nominal AC Voltage: 125/208-480 VAC
  • Control Voltage: 110/120 VAC coil
  • Contact Rating: 30 amps at 28VDC/300VAC, 5 amps at 480/600VAC 50/60Hz
  • Operation Frequency: 50/60 Hz
  • Trip Delay Range: 1 to 10 seconds
  • Adjustment Range Voltage: 146-198V to 336-456V
  • Unbalance Adjustment: 2 to 10% per NEMA
  • LED Indicators for Fault Conditions
  • Operating Temperature: -4° to +131°F
  • Enclosure Material: ABS plastic
  • Mounting: Surface
  • Certifications: UL Listed
  • Dimensions: Suitable for panel or surface mounting
  • Power Consumption: Approximately 4.5W per phase

Buy the Buy TIME MARK MODEL 2501 3-Phase Monitor Part Number 2501120 Online

Secure your power distribution system with the TIME MARK MODEL 2501 3-Phase Monitor. Featuring automatic reset, adjustable trip delay, and UL safety certification, it's ideal for industrial applications. This relay continuously detects phase loss, reversal, and unbalance conditions, protecting equipment and ensuring stable operation. Easy to install with surface mounting, it supports a wide voltage range from 120 to 600 VAC. Purchase online today to benefit from reliable power monitoring, enhanced safety, and quick response to electrical faults, safeguarding your systems effectively.

Order your TIME MARK SERIES2501 3-Phase Monitor with voltage, unbalance, and reversal detection today and ensure reliable power system protection for your projects.

Frequently Asked Questions

Where can I buy Time Mark 2501120?

You can click on the BUY or RFQ button to purchase 2501120 from an authorized Time Mark distributor.

How do I troubleshoot issues or seek technical support for part 2501120?

You can download the 2501120 datasheet or visit the Time Mark website for support.

Who is the manufacturer of 2501120?

Time Mark

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