Transmission & Distribution Relay Solutions
Ensure reliable electrical protection with advanced relays and monitoring devices, safeguarding power systems and equipment integrity.
Safeguard your power distribution networks with our comprehensive range of transmission distribution relays. Our comprehensive range features ground fault relays, phase/voltage loss relays, ground fault sensors, voltage/phase monitors, and permissive relays for all your transmission distribution relay needs. Whether you're safeguarding power distribution systems, monitoring critical electrical parameters, or ensuring equipment protection, our Transmission Distribution Relays provide the advanced functionality and reliability needed for optimal performance and safety in industrial environments. Shop now for cutting-edge transmission distribution relays to enhance your power system's reliability and safety.
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MACROMATIC
PMDU-E-102
CURRENT MONITOR RELAY, PMD SERIES, 190-500 VAC MONITORED, 24 VAC INPUT, 0.1-10 SEC TIME DELAY, 10 AMP @ 120VAC / 30VDC, DIN RAIL MOUNT
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CAN$78.40
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ASEA BROWN BOVERI
715330-F76
DISCONTINUED BY MANUFACTURER, CURRENT TRANSFORMER POWER SHIELD, 2A
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CAN$381.67
WESTINGHOUSE
255P157H02C
DISCONTINUED BY MANUFACTURER, GROUND FAULT RELAY, 120 VAC, 125 AMPS
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CAN$148.43
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EATON CORPORATION
CUTLER HAMMER
D65VMLS480-B1
DISCONTINUED BY MANUFACTURER, VOLTAGE MONITOR RELAY, 208-480 VAC, 30 VDC, 10 AMP, 1/3 HP
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CAN$485.41
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ASEA BROWN BOVERI
230F0261
DISCONTINUED BY MANUFACTURER, GROUND DETECTION RELAY, ITE-64F, STANDARD CASE, CONT 120 VAC, 50/60 HZ, TRIP/TEST, TARGET/RESET, LED INDICATORS, SCREW TERMINALS
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CAN$145.09
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TOSHIBA
RC81C
DISCONTINUED BY MANUFACTURER, PHASE REVERSAL GROUND FAULT MODULE, OPERATING TIME WITHIN 0.5 SEC, 2-12A RATED CURRENT
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CAN$52.87
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SIEMENS
3UG5616-1CR20
DIGITALLY ADJUSTABLE MONITORING RELAY PHASE FAILURE, PHASE SEQUENCE, ASYMMETRY, FREQUENCY, OVER- AND UNDER-VOLTAGE MONITORING 3X 90-690 V AC, 15-70 HZ 2 CHANGEOVER CONTACTS SCREW TERMINAL
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DANAHER CONTROLS
WARD LEONARD
4471-60011
DISCONTINUED BY MANUFACTURER, RELAY, TYPE HR RELAY, 6 POLE, 10 AMP, 600 V MAX, 50/60 HZ
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CAN$63.51
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CEE
YTM 7111
ADMITTANCE RELAY / ALTERNATOR LOSS OF FIELD PROTECTION, 7000 SERIES, TIME DELAY / 0.6 TO 6 SECOND / 1-10 SECOND, K1 / 70-300 %, K2 / 5-34 %, 1-5 AMP, 100 V, 50/60 HZ, AUX: CC/DC 110 V, ANSI ...
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MARSH BELLOFRAM
ATC DIVERSIFIED ELECTRONICS
UOA-0313-DLA
DISCONTINUED BY MANUFACTURER, SINGLE PHASE UNDER VOLTAGE MONITOR, UOA SERIES, UOA-0313, STYLE A, 5-10 VDC SUPPLY VOLTAGE, SENSING VOLTAGE: 50 TO 50 VDC, SUPPLY VOLTAGE: 120 VAC, CONTACTS: 10 ...
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CAN$76.76
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GEC MEASUREMENTS
WDG11AF22BD
DISCONTINUED BY MANUFACTURER, INVERSE TIME / REVERSE POWER RELAY, WDG SERIES, 18-126 AMP
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CAN$440.71
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TIME MARK CORP
2722
DISCONTINUED BY MANUFACTURER, CURRENT UNBALANCE DETECTOR, 30 CURRENT, INPUT VOLTAGE 100-130VAC, 140 VAC MAX
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CAN$251.20
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MINILEC
CSP-80
DISCONTINUED BY MANUFACTURER, PHASE FAILURE RELAY, 8000, TEST/RESET, 415 V
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CAN$12.85
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TIME MARK CORP
98083702
PHASE MONITORING RELAY, 240 V, 208-240 VAC SUPPLY, 8 PIN, 10 AMP, ELECTROMECHANICAL, 160-240 V RANGE
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SIEMENS
3TX7112-1DC03C
PLUG-IN RELAY. OCTAL. DPDT. 10A. 24VDC, PLUG-IN RELAY, BASIC 8-PIN OCTAL BASE DPDT, 10A, 24VDC USES SOCKET 3TX7144-1E2 OR 3TX7144-4E2
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AUTOMATION DIRECT
VMR-2C-F-120A
VOLTAGE MONITOR RELAY, 1-PHASE, SOCKET MOUNT, FINGER-SAFE, 90-150 VAC INPUT VOLTAGE, DPDT, 10A CONTACT RATING, 8-PIN, LED INDICATOR(S), OVERVOLTAGE, UNDERVOLTAGE AND FIXED DROP-OUT PROTECTIO ...
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EATON CORPORATION
CUTLER HAMMER
D970DNKMM05
CABLE, AUTOMATION, AUTOMATION SENSORS, TRANSMISSION DISTRIBUT. RELAYS, GROUND FAULT RELAY
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HONEYWELL
R8154C1000
DISCONTINUED BY MANUFACTURER, ELECTRIC HEAT RELAY, THREE SWITCHES, 24 V, 60 CY, QUICK CONNECT TERMINAL (LOAD SIDE), LUG CONNECTION (LINE SIDE)
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CAN$187.43
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BENDER
RCMA423-D9-1
DISCONTINUED BY MANUFACTURER, GROUND-FAULT MONITOR FOR GROUNDED AND HIGH-RESISTANCE GROUNDED AC/DC SYSTEMS, 5 AMP, 16-72 VAC, 30 MA
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CAN$338.49
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MINILEC
USP-D1
PHASE FAILURE RELAY, 415 VAC, 50/60 HZ, 1 CO OUTPUT, PHASE SEQUENCE, CONTACT RATING 5 A @ 230 VAC
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DOLD
AN9843.82/013 3AC50/60HZ 415V 1-20S
DISCONTINUED BY MANUFACTURER, VOLTAGE RELAY, 1-20S, 3 AC AT 50/60HZ 415V, 3 AMPS AT 250 VOLTS, PANEL MOUNT
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GOTRONIC
556100
POWER LINE MONITOR, THREE PHASE INPUT TERMINALS, 575 VAC, 50/60HZ, TIME DELAY 4-5 SECONDS, OUTPUT TERMINALS:10 AMP/120VAC/ 1/10 HORSEPOWER
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GENERAL ELECTRIC
IC2820D300B14
DISCONTINUED BY MANUFACTURER, FIELD LOSS RELAY, 10 AMP, 600V MAX
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CAN$250.69
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SCHNEIDER ELECTRIC
SQUARE D
8506-J01
DISCONTINUED BY MANUFACTURER, REVERSE AND DEAD PHASE RELAY, DOUBLE THROW, 208-240 VAC COIL, 50/60 HZ, 3-PHASE, 10 AMP
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CAN$96.38
CR MAGNETICS
CR4395-EH-120-101-A-CD-ELR-I
AC CURRENT SENSING RELAY, SOLID CORE INTERNAL CT, 50 - 400 HZ FREQ RANGE, 120 VAC +/- 10% POWER SUPPLY, OVERCURRENT DETECTION, NON-LATCHING, 0.5 - 6 SECOND ADJUSTABLE TIME DELAY, 10 - 100 AA ...
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DEIF
TAS-331DG 2W3 -200-0-1500KW/440V(L-L) 3000A/5A -333-0-2500W 4-20MA -24-24MA 500OHM 24VDC
DISCONTINUED BY MANUFACTURER, SELECTABLE AC-TRANSDUCER, TYPE: TAS-331DG, ORDER NO: 100018271.10, COUPLING: 2W3, RANGE: -200-0-1500KW, RATIO VT: 440V(L-L), RATIO CT: 3000A/5A, INPUT: -333-0-2 ...
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CAN$154.79
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CR MAGNETICS
CR4395-EH-24D-.04-X-FP-T PNP
DISCONTINUED BY MANUFACTURER, SUPPLY: 24+/-10%VDC, TRIP POINT: 0.04AMPS, ENERGIZE: HI CURRENT (EH), LOAD: PNP - SOURCING, 100MA MAX
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CAN$80.97
CR MAGNETICS
CR4395-EH-24D-0.04-X-T-FP
DISCONTINUED BY MANUFACTURER, CURRENT SENSING RELAY, SUPPLY: 24+/-10%VDC, TRIP POINT: 0.04AMPS, LOAD: NPN SINKING, 100MA MAX
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CAN$135.37
YOKOGAWA
YE/50-152111FASJ
DISCONTINUED BY MANUFACTURER, VOLTAGE GAUGE, 0-600 VDC, 3-1/3 INCH DIAL
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CAN$210.95
CR MAGNETICS
CR7310-LH-120-.11-C-CD-ELR-I
CR7310 - GROUND FAULT SENSING RELAY, SUPPLY VOLTAGE - 120 VAC, TRIP RANGE - 0.1 TO 1.0 AAC
, TRIP ON DELAY - .1 TO 1 SEC, CALIBRATED DIAL, INTERNAL TRANSFORMER
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ASEA BROWN BOVERI
1SVR550881R9400
(PRICE/EA) CM-PBE PHASE LOSS MONI. 3PH.+ N , 1SVR550881R9400
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NK TECHNOLOGIES
AG3-NOAC-24U-NF-TR3
AC GROUND FAULT SENSORS, AG SERIES, SOLID STATE OUTPUT,SOLID-CORE,24U - 24 VAC/VDC POWERED, JUMPER SELECT 5, 10 OR 30 MA SETPOINT, NORMALLY DE-ENERGIZED, TOP TERMINALS, N.O. 1 A @ 240 VAC
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OMRON
K8DT-AW1TD
MEASURING AND MONITORING, CURRENT RELAY, 1-PHASE, 24VAC, DIN RAIL, 50/60HZ
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SCHWEITZER ENGINEERING
SEL-551-0551003X532X
DISCONTINUED BY MANUFACTURER, OVERCURRENT PROTECTIVE RELAY, SEL-551, 85-140 VAC, 36-200 VDC, 5.5W MAXIMUM, 125 VDC LOGIC INPUT, EIA-45 SERIAL PORT
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CAN$189.50
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VERIVOLT
ISOBLOCK V-1C (1000V-5V)
VOLTAGE TRANSDUCER, GALVANIC ISOLATION, 12-28V, 9-28VDC, INPUT 1000V, OUTPUT 5V, DIN RAIL MOUNT
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SIEMENS
5TT3075
DISCONTINUED BY MANUFACTURER, RELAY, N-TYPE AC 230V, 16A, 2CO
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CAN$61.00
NORTONICS FOXTAM LIMITED
YWRPTC/400V
DISCONTINUED BY MANUFACTURER, PHASE AND THERMISTOR RELAY, MONITORS LOSS OF PHASE, MONITORS PHASE SEQUENCE, MONITORS UP TO 6 THERMISTORS, 3 PHASE, 400 VAC, 50/60 HZ, 3 WIRE, SPCO+1NO, 10AMP/2 ...
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CAN$71.87
MEGACON
KCV234E
SYNCRONISATION CONTROLLER 380/415VAC 50/60HZ
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CAN$135.82
