Protection Relays

Voltage Motor Thermistor Relay provides a reaction time of less than 500 ms.
Protection Relays

Voltage Motor Thermistor Relay provides a reaction time of less than 500 ms.

Used for protecting electric motors from overheating, DTA04  Voltage Motor Thermistor Relay features 22.5 mm wide DIN rail mount housing. Unit provides two normally open relay outputs NEMA B300 8A at 250 VAC. Operated from 24 to 240V AC/DC supply, unit comes with LED indicates alarm trigger and offers manual or auto reset option. Relays are compliant to UL 508, CSA C22.2 and EN 60255-6 standards.

Read More »
Three Phase Monitoring Relays feature built-in switch mode power supply.
Protection Relays

Three Phase Monitoring Relays feature built-in switch mode power supply.

Three Phase Monitoring Relays are offered in DPA52 and DPB52 models. Offering critical protection against phase loss and improper phase sequence, these relays comes with multi-color LED indicators and relay contact output. Operated in 45 to 65Hz frequency and 125VLL to 624VLL voltage, units come in 17.5mm wide DIN rail mounting and meet UL 508, CSA C22.2 and EN 60947-5-1 standards. DPB52 relay...

Read More »
SEL-751 Feeder Protection Relays offer easy monitoring and controlling option.
Protection Relays

SEL-751 Feeder Protection Relays offer easy monitoring and controlling option.

Designed for directional overcurrent, fault location, arc-flash detection and high- impedance fault detection applications, SEL-751 Feeder Protection Relay features 5 in., 800 x 480-pixel color touchscreen display. Supporting Spanish and English languages, unit’s touchscreen displays metered quantities, phasor diagrams, relay settings, event summaries and SER data. Relays provide protection...

Read More »
Protection Relays

Thermistor Relays protect motors against overheating.

Supplied in enclosures with widths of 17.5 and 22.5 mm, Sirius 3RN2 Series requires minimal space in control cabinet. PTC temperature sensors are integrated into motor windings to measure temperatures at points at risk of overheating within motor. Certified for Atex and SIL 1 according to EN 50495, relays are suited for centrifuges, braking procedures, frequent switching, and where there is risk...

Read More »
Phase Monitoring Relays work with 3-phase power systems.
Protection Relays

Phase Monitoring Relays work with 3-phase power systems.

Housed in 22.5 mm wide DIN rail modules, flare CONTROL P3-L- and P3-LTN Series feature screw connections and one changeover contact and serve 3-phase power systems in industrial applications. Basic phase control – phase sequence, phase position, and phase failure – for voltages from 200–500 Vac is provided by flare CONTROL P3-L, while flare CONTROL P3-LTN module delivers...

Read More »
High-Speed Relay leverages 87L-over-Ethernet feature.
Protection Relays

High-Speed Relay leverages 87L-over-Ethernet feature.

SEL-411L supports data exchange over Ethernet network to provide line current differential (87L) protection for transmission lines with up to 4 terminals. High-speed transmission line differential, distance, and current protection relay provides 1- and 3-pole tripping and reclosing with synchronism check, circuit breaker monitoring, breaker failure protection, and series-compensated line...

Read More »
Protection Relays

Single-Function Protection Relays target ANSI markets.

Offering digital protection for low- to mid-range distribution applications, Relion® REF601, REJ601, and REM601 are designed for Feeder, Overcurrent, and Motor protection, respectively. UL-Listed units can be configured without programming tool- and offer high end options, such as breaker control, auto-reclosing, communications, and Rogowski current sensors. Small size, press-mount, and...

Read More »
Protection Relays

TI Demonstrates Leadership in Grid Infrastructure at DistribuTECH 2015

Experience the broadest portfolio of silicon solutions enabling a smarter grid SAN DIEGO,- – Texas Instruments (TI) (NASDAQ: TXN), a global provider of secure, economical and future-proof smart grid semiconductor systems, is demonstrating a full spectrum of end-to-end solutions for grid infrastructure at DistribuTECH 2015. From grid monitoring to protection to communications, TI provides...

Read More »
Static Grounding Relay helps control ignition risk.
Protection Relays

Static Grounding Relay helps control ignition risk.

Featuring HAZLOC-approved, Intrinsically Safe-certified circuit, Earth-Rite® OMEGA II monitors resistance of circuits designed to ground equipment subject to electrostatic charging. Adjustable resistance monitoring settings of 2, 4, 10, and 600 Ω accommodate requirements of diverse applications. While 2-pole FM-approved static grounding clamps and Cen-Stat™ grounding cable connect relay to...

Read More »
Monitoring Relays help prevent premature motor failure.
Protection Relays

Monitoring Relays help prevent premature motor failure.

Capable of monitoring current ranges up to 480 Vac with ABC phase sequence, SLA Series offers protection from phase loss, under voltage, and phase reversal conditions that can contribute to premature equipment failure and downtime of critical motors and pumps. Three-phase units are available with SPDT or DPDR output and fixed, lock shaft, or screwdriver adjustment. For clear visual reference of...

Read More »
Precision Fabricating with Over 40 Years of Experience
Sponsored

Precision Fabricating with Over 40 Years of Experience

Quality Sheet Metal specializes in delivering precision, value, and customer service. With a client base that spans many diverse industries and a reputation for excellence that goes back over four decades, our clients know that we can provide the optimal combination of value and flexibility regardless of the challenge. See our video to learn what we can do for you. Through investments in state-of-the-art design, manufacturing, and quality control systems, Quality Sheet Metal remains focused on maintaining a high standard of quality, customer service, and competitive pricing. With an emphasis on customer satisfaction, Quality Sheet Metal is dedicated to establishing long-term partnerships, similar to the ones they currently have with their valued clients. If you're looking for a new partner with extensive capabilities in sheet metal fabricating and finishing, look no further.

Read More »

All Topics