Arc-Flash Detection
Arc-Flash Relay
Limit arc-flash damage by detecting the light from an arc flash and tripping rapidly.
Motor and Feeder Protection
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Feeder Protection Unit
Provides current-based feeder protection, data logging, and metering. Replacement for FPU-16.
Feeder Protection System
Provides current, voltage, and temperature protection, data logging, and metering for three-phase transformers and feeder cables, including integrated breaker or contactor control.
Motor Protection System
Provides current, voltage, and temperature protection, data logging, and metering for three-phase motors. Starter control for 15 different starter types.
Motor Protection Unit
Provides current and temperature protection, data logging, and metering for three-phase motors. Replacement for MPU-16A.
Motor Ground-Fault & Insulation Relay
Combines the features of a ground-fault relay and insulation monitor into one unit, allowing it to provide online and offline protection for a motor.
Electronic Overload Relay
Provides overload, current unbalance, and PTC overtemperature protection with integrated CTs.
Motor Protection System
Current-based motor protection, PTC temperature protection, ground-fault protection, fault reports and statistics in a compact, economical package with integrated CTs.
Pump Protection Relay
Designed specifically for pump applications, it provides overload, current unbalance, and undercurrent protection with integrated CTs.
Trailing Cable Protection
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Ground-Fault Ground-Check Monitor
Combination ground-fault and ground-check monitor for resistance-grounded systems. Fail-safe and non-fail-safe operation.
Ground-Fault Ground-Check Monitor
Microprocessor-based combination ground-fault and ground-check monitor for resistance-grounded systems.
Ground-Fault Ground-Check Monitor
Microprocessor-based combination ground-fault and ground-check monitor for up to three portable power cables. Communications capable.
Ground-Fault Ground-Check Monitor
Combination ground-fault and ground-check monitor for resistance-grounded systems. Fail-safe operation.
Ground-Fault Ground-Check Monitor
Microprocessor-based combination ground-fault and ground-check monitor for resistance-grounded systems. Replacement for SE-125.
Ground-Fault Monitors
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AC/DC Sensitive Earth-Leakage Relay
Sensitive earth-fault protection from 0 to 15,000 Hz on ac and dc systems using current sensors, ideal for variable-frequency drive applications.
Generator Ground-Fault Relay
Provides ground-fault protection for solidly grounded generators without the use of a current transformer.
Earth-Leakage Monitor
Provides sensitive ground-fault protection for resistance-grounded ac systems.
Earth-Leakage Ground-Integrity Monitor
Sensitive ground-fault detection; one-ohm ground-continuity monitoring for welder applications.
Ground-Fault Indication System
Provides faulted-phase indication for ungrounded and resistance-grounded systems; meets CEC 10-106(2) and NEC 250.21 requirements.
Earth-Leakage Monitor
Provides earth-fault protection for resistance-earthed ac systems. Used in Australia.
Ground-Fault Ground-Continuity Detector
Personnel protection for 120/208 Vac portable and stationary systems.
Neutral-Grounding-Resistor Monitors
Neutral-Earthing-Resistor Monitor
Detects resistor failure and earth faults. Microprocessor-based and communications capable.
Neutral-Grounding-Resistor Monitor
Detects resistor failure and ground faults. Microprocessor-based, communications capable, and can control pulsing-ground-fault systems.
Neutral-Grounding-Resistor Monitor
Detects resistor failure and ground faults. Microprocessor-based and communications capable.
Other Standard Products
Sensing Resistors, Current Transformers (CTs), Termination Devices, Remote Indication, and more.
Ground-Fault-Relay Test Unit
Provides programmable current to test ground-fault relays. LED display.
Insulation Monitor
Monitors phase-to-ground resistance to detect electrical-insulation failure, providing two warning levels and one alarm level.
Custom Products and Equipment
Heavy duty soft starters designed for high-inertia loads. Includes the Startco SE-3SCR-LM Motor Load Manager.
Startco custom-designed keypads. Available in 2x3, 2x9, 3x12, and 3x18 configurations.
Recreation
Hog-Line-Violation Detection System
Automatically detects hog-line violations; used in multiple international curling events.