Voltage Monitoring Relay


  • 102A

  • The 102A is a 3-phase, auto-ranging, dual-range voltage monitor that protects 190-600VAC, 50/60Hz mo...More

  • Input
    Voltage (V):
     190 - 480 Vac, 475 - 600 Vac

  • Output
    Form:
     SPDT - 1 Form C

  • Termination Type: Torque: 7 in-lbs; Wire Size: 12 - 18 AWG, Torque: 7 in-lbs; Wire Size: 12 - 18AWG solid or stranded

  • 201 SP

  • The 201-xxx-SP is an 8-pin octal-base, plug-in voltage monitor designed to protect single-phase moto...More

  • Input
    Voltage (V):
     190 - 240 Vac, 95 - 120 Vac

  • Output
    Form:
     SPDT

  • Termination Type: Torque: 12 in-lbs.; 12 - 22 AWG solid or stranded

  • 201 SP DPDT

  • The 201-xxx-SP-DPDT is an 8-pin octal-base, plug-in voltage monitor designed to protect single-phase...More

  • Input
    Voltage (V):
     190 - 240 Vac, 95 - 120 Vac

  • Output
    Form:
     DPDT

  • Termination Type: Torque: 12 in-lbs.; 12 - 22 AWG solid or stranded

  • 201 Voltage Relays

  • The 201-xxx-DPDT is an 11-pin octal base plug-in voltage monitor designed to protect 3-phase motors ...More

  • Input
    Voltage (V):
     190 - 240 Vac, 95 - 120 Vac, 95 to 120VAC

  • Output
    Form:
     DPDT

  • Termination Type: Torque: 12 in-lbs.; 12 - 22 AWG solid or stranded, Torque: 12 in-lbs; Wire: Stranded or solid 10-22AWG

  • 201A

  • The 201A is a 3-phase, auto-ranging, dual-range voltage monitor that protects 190-480VAC, 50/60Hz mo...More

  • Input
    Voltage (V):
     190 - 480 Vac

  • Output
    Form:
     SPDT

  • Termination Type: Torque: 12 in-lbs.; 12 - 22 AWG solid or stranded

  • 201A AU

  • The 201A-AU is a 3-phase, auto-ranging, dual-range voltage monitor that protects 190-480VAC, 50/60Hz...More

  • Input
    Voltage (V):
     190 - 480 Vac, 475 - 600 Vac

  • Output
    Form:
     Form C

  • Mounting Method: DIN rail or surface mount (plug into OT08-PC socket)

  • 202

  • The 202-200-SP voltage monitor is designed to protect single-phase motors regardless of size. It can...More

  • Input
    Voltage (V):
     190 - 240 Vac

  • Output
    Form:
     SPDT

  • Termination Type: 0.25 in male quick connect

  • 202 202 RP

  • The 202 series is a 3-phase, auto-ranging, dual-range voltage monitor that protects 190-600VAC, 50/6...More

  • Input
    Voltage (V):
     190 - 480 Vac, 475 - 600 Vac

  • Output
    Form:
     SPDT

  • Termination Type: 0.25 in male quick connect

  • 250A

  • The 250A is a 3-phase, auto-ranging, dual-range voltage monitor that protects 190-480VAC, 50*/60Hz m...More

  • Input
    Voltage (V):
     190 - 480 Vac, 500 - 600 Vac, 95 - 120 Vac

  • Output
    Form:
     DPDT - 2 Form C

  • Termination Type: Torque: 7 in-lbs; Wire Size: 12 - 18 AWG, Torque: 7 in-lbs; Wire Size: 12 - 18AWG solid or stranded

  • 350

  • The 350 is a heavy-duty voltage monitor. This product should be used when high current relays or dua...More

  • Input
    Voltage (V):
     190 - 240 Vac, 380 - 480 Vac, 475 - 600 Vac, 475 to 600VAC

  • Output
    Form:
     DPDT, SPDT

  • Termination Type: Torque: 7 in-lbs; Wire Size: 12 - 18 AWG, Torque: 7in-lbs; Wire Size: 12-18AWG

  • 355

  • The 355 is a 3-phase voltage monitor with adjustable trip and restart delay, adjustable voltage unba...More

  • Input
    Voltage (V):
     190 - 240 Vac, 380 - 480 Vac, 475 - 600 Vac

  • Output
    Form:
     DPDT, SPDT

  • Termination Type: Torque: 7 in-lbs; Wire Size: 12 - 18 AWG

  • 455

  • The 455 Series are 3-phase voltage monitors that combine load and line side monitoring to offer comp...More

  • Input
    Voltage (V):
     190 - 480 Vac, 380 - 480 Vac, 475 - 600 Vac

  • Output
    Form:
     SPDT

  • Termination Type: Torque: 7 in-lbs; Wire Size: 12 - 18 AWG

  • 460 SP

  • The 460-100-SP is used on 95-120VAC, 50*/60Hz single-phase motors and the 190-240VAC, 50*/60Hz singl...More

  • Input
    Voltage (V):
     190 - 240 Vac, 95 - 120 Vac

  • Output
    Form:
     1 Form C

  • Termination Type: Torque: 6 in-lbs; Wire: Stranded or solid 12 - 20 AWG one per terminal

  • 460 Voltage Relays

  • The 460 is a 3-phase voltage monitor that protects 190-480VAC or 475-600V, 50/60Hz motors regardless...More

  • Input
    Voltage (V):
     190 - 480 Vac, 475 - 600 Vac

  • Output
    Form:
     1 Form A and 1 Form B, 2 Form A, Form C

  • Termination Type: Torque: 6 in-lbs; Wire: Stranded or solid 12 - 20 AWG one per terminal

  • 50R Voltage Relays

  • The 50R single-phase voltage monitor has a voltage-sensing circuit which constantly monitors the sin...More

  • Input
    Voltage (V):
     190 - 240 Vac, 380 - 480 Vac, 95 - 120 Vac

  • Output
    Form:
     SPDT - 1 Form C

  • Termination Type: Torque: 7 in-lbs; Wire Size: 12 - 18 AWG

  • 601

  • The Model 601 is a fully-programmable voltage monitor designed to protect 3-phase motors. It can be ...More

  • Input
    Voltage (V):
     200 - 480 Vac, 500 - 600 Vac

  • Termination Type: Torque: 7 in-lbs

  • Mounting Method: Surface mount (4 - #8 screws) or DIN rail mount

  • DLM

  • The DLMU Series is a universal voltage, 3-phase voltage monitor. It continuously measures the voltag...More

  • Input
    Voltage (V):
     200 - 480 Vac, 500 - 600 Vac

  • Termination Type: Screw terminal with captive wire clamps for up to #14 AWG (2.5 mm2) wire

  • Mounting Method: Surface mount with two #8 (M4 x 0.7) screws or snap on 35mm DIN rail

  • HLM

  • The HLMU Series is a universal voltage, encapsulated, 3-phase voltage monitor. It continuously measu...More

  • Input
    Voltage (V):
     200 - 240 Vac; 340 - 420 Vac; 400 - 480 Vac

  • Output
    Form:
     DPDT

  • Termination Type: Screw terminal connection for up to #12 AWG (3.3 mm2) wire

  • HLVA

  • The HLV Series is a single-phase undervoltage monitor designed to protect sensitive equipment from b...More

  • Input
    Voltage (V):
     Min RMS Voltage: 70 Vac; Max RMS Voltage: 264 Vac

  • Output
    Form:
     Isolated SPDT

  • Termination Type: 0.25 in. (6.3 mm) male quick connect terminals

  • KVM

  • The KVM Series is a single-phase undervoltage monitor designed to protect sensitive equipment agains...More

  • Input
    Voltage (V):
     110 - 120 Vac; 220 - 240 Vac

  • Output
    Form:
     SPDT

  • Termination Type: 0.25 in. (6.3 mm) male quick connect terminals

  • PLM

  • The PLM Series is a 3-phase voltage monitor that continuously monitors each of the three phases. Mon...More

  • Input
    Voltage (V):
     200 - 240 Vac, 360 - 430 Vac, 400 - 480 Vac

  • Output
    Form:
     Isolated SPDT

  • Termination Type: Octal 8-pin plug-in rated 600 Vac

  • PLMU

  • The PLMU11 continuously measures the voltage of each of the three phases to provide protection for 3...More

  • Input
    Voltage (V):
     200 - 480 Vac

  • Output
    Form:
     Isolated SPDT

  • Termination Type: Octal 8-pin plug-in

  • PLR

  • The PLR Series provides a cost effective means of preventing 3-phase motor startup during adverse vo...More

  • Input
    Voltage (V):
     190 - 270 Vac, 340 - 450 Vac, 380 - 500 Vac, 95 - 140 Vac

  • Output
    Form:
     SPDT

  • Termination Type: Octal 8-pin plug-in

  • PLS

  • The PLS Series is a low cost phase sensitive control that provides an isolated contact closure when ...More

  • Input
    Voltage (V):
     175 - 255 Vac, 380 - 500 Vac, 95 - 135 Vac

  • Output
    Form:
     Isolated SPDT

  • Termination Type: Octal 8-pin plug-in

  • TVM

  • The TVM series provides protection for motors and other sensitive loads. ontinuously measures the v...More

  • Input
    Voltage (V):
     208 Vac, 460 Vac, 480 Vac, 230VAC

  • Termination Type: 0.25 in. (6.3 mm) male quick connect terminals, 0.25 in. (6.35mm) male quick connect terminals

  • Mounting Method: Suface mount with one #8 (M5 x 0.8) screw, Surface mount with one #8 (M5 x 0.8) screw

  • TVW

  • The TVW Series provides protection for motors and other sensitive loads. Continuously measures the v...More

  • Input
    Voltage (V):
     208 - 240 Vac, 208; 220; 230; 240 Vac, 380 400 and 415VAC, 430; 440; 460; 480 Vac

  • Termination Type: 0.25 in. (6.3 mm) male quick connect terminals, 0.25 in. (6.35mm) male quick connect terminals

  • Mounting Method: Suface mount with one #8 (M5 x 0.8) screw, Surface mount with one #8 (M5 x 0.8) screw

  • WVM

  • The WVM Series provides protection against premature equipment (motor) failure caused by voltage fau...More

  • Input
    Voltage (V):
     200 to 240VAC, 355 to 425VAC, 400 to 480VAC, 500 to 600VAC

  • Output
    Form:
     Isolated SPDT

  • Termination Type: Screw terminals with captive wire clamps for up to #12 AWG (3.2mm2) wire