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Time Mark D2644R 3-Phase System Monitor

The Model 2644 3-Phase Monitor relay is engineered for control and protection of three-phase systems, detecting phase loss, reversal, and abnormal voltage conditions. Equipped with solid-state sensing circuitry and a DPDT relay, it supports various coil voltages up to 575 VAC and is suitable for monitoring Wye or Delta systems. Adjustable delay features prevent nuisance tripping, and its robust design ensures reliable operation in industrial environments at temperatures from ~-40°F to +131°F with humidity tolerance up to 97%. Certified by UL and CSA, it guarantees safety and performance for motor protection applications.

Authorized Distributors
Part No:D2644R
Stock:0
Inv Date:06-11-2026
Price: Unit price: $248.28
Buy/RFQ:

Time Mark D2644R 3-Phase System Monitor Specifications:

  • Support for 3-phase systems in Wye or Delta configurations
  • Coil Voltage: 575 VAC
  • Contact Configuration: DPDT (2 Form C)
  • Contact Rating: 10 amps at 240VAC resistive
  • Adjustable Trip Delay: 0.2 to 20 seconds
  • Transient Protection: 2500 VRMS for 10ms
  • Repeat Accuracy: ±0.1% of setpoint
  • Operating Temperature: -40°F to +131°F
  • Humidity Tolerance: 0 to 97% with no condensation
  • Enclosure Material: ABS plastic
  • Agency Approvals: UL Recognized, CSA Certified
  • Mechanical Relay Life: 10 million operations
  • Electrical Relay Life: 100,000 operations at rated load
  • Dimensions: Approx. 3.0 inches diameter and 5.5 inches height
  • Mounting: Supports base mounting with user accessible manual reset
  • Supports optional restart delay of approximately 3.5 minutes

Buy the Time Mark Series 2644 3-Phase Monitor: D2644R

Secure your motor control system by purchasing the Time Mark Series 2644 3-Phase Monitor online today. This robust relay detects phase loss, reversal, and voltage irregularities, ensuring optimal motor protection and system reliability. Featuring adjustable trip delay and solid-state circuitry, it prevents nuisance trips and provides dependable operation under demanding industrial conditions. Easy to install with UL and CSA certifications, it supports automatic and manual resets, a rugged ABS enclosure, and a long relay life. Equip your facilities with this advanced monitoring device now for enhanced operational safety and efficiency.

Order your Time Mark Series 2644 3-Phase Monitor relay today and ensure reliable protection for your three-phase electrical systems with advanced voltage and phase detection.

Frequently Asked Questions

Where can I buy Time Mark D2644R?

You can click on the BUY or RFQ button to purchase D2644R from an authorized Time Mark distributor.

How do I troubleshoot issues or seek technical support for part D2644R?

You can download the D2644R datasheet or visit the Time Mark website for support.

Who is the manufacturer of D2644R?

Time Mark

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