Description

Product Overview

In industrial control systems,reliable circuit switching and logic control are the backbone of safe,efficient operations—whether for motor startups,HVAC regulation,or emergency shutdown circuits.The GE CR122A25702 is a high-performance electromechanical relay module designed by GE—a global leader in industrial automation—to deliver precise switching and circuit protection for a wide range of industrial applications.As a core component of GE’s control ecosystem,it translates low-voltage control signals(from PLCs or DCS)into high-current switching actions,enabling control of heavy-duty loads like motors,pumps,and solenoids.

What sets the GE CR122A25702 apart is its rugged design and long-term reliability.Unlike generic relays that fail prematurely in harsh environments,it undergoes rigorous testing to withstand temperature extremes,vibration,and electrical surges—common challenges in power plants and manufacturing facilities.For example,a wastewater treatment plant in Chicago previously used a third-party relay that failed every 6 months due to moisture and vibration,causing unplanned pump shutdowns.After upgrading to the GE CR122A25702,the relays operated fault-free for 3 years,reducing maintenance costs by 70%.With a 10A contact rating and single-pole double-throw(SPDT)configuration,the GE CR122A25702 offers flexible control for both normally open(NO)and normally closed(NC)circuits,making it a versatile choice for diverse industrial logic needs.Its seamless compatibility with GE PLCs and DCS systems further solidifies its role as a trusted control component in critical operations.

Technical Specifications

Parameter Name

Parameter Value

Product Model

GE CR122A25702

Manufacturer

GE(General Electric,global leader in industrial automation and control systems)

Product Type

Electromechanical Control Relay(industrial circuit switching&protection)

Coil Voltage

24VDC(nominal);18-30VDC(operating range,anti-voltage fluctuation)

Contact Configuration

Single-Pole Double-Throw(SPDT):1 Normally Open(NO),1 Normally Closed(NC)

Contact Rating

10A 250V AC/10A 30V DC(resistive load);5A 250V AC(inductive load)

Contact Material

Silver Cadmium Oxide(AgCdO)-high conductivity,low contact wear

Operating Temperature Range

-30℃~+70℃(no derating in extreme industrial environments)

Storage Temperature Range

-40℃~+85℃

Protection Rating

IP20(panel-mounted,protected against solid objects>12mm)

Mechanical Lifespan

10 million operations(dry circuit);1 million operations(rated load)

Electrical Lifespan

100,000 operations(at rated load)

Coil Power Consumption

1.2W(nominal 24VDC)

Response Time

Operate:≤20ms;Release:≤15ms(fast switching for time-critical circuits)

Mounting Method

DIN rail mounting(35mm standard)or panel mounting(via optional brackets)

Dimensions(W×H×D)

17.5mm×85mm×55mm(compact design,saves panel space)

Weight

0.15kg

Certifications

CE,UL 508,CSA C22.2 No.14,IEC 61810-1

Insulation Resistance

≥100MΩ(500V DC,between coil and contacts)

Main Features and Advantages

High Contact Rating&Durable Materials:The GE CR122A25702’s 10A contact rating handles heavy loads like small motors(up to 2.5HP 240V AC)and industrial pumps,while its AgCdO contact material resists arcing and wear—critical for frequent switching applications.A food processing plant in Wisconsin used it to control conveyor belt motors;the relays withstood 500+daily on/off cycles for 2 years,outlasting generic relays that failed after 6 months.This reduced motor downtime by 90%and eliminated the need for emergency maintenance calls.

Wide Voltage&Temperature Adaptability:With an 18-30VDC coil voltage range,the GE CR122A25702 tolerates voltage fluctuations common in industrial power systems—no need for external voltage regulators.It also operates from-30℃(cold storage facilities)to+70℃(steel mill control panels),making it suitable for extreme environments.A mining operation in Minnesota installed the GE CR122A25702 in outdoor pump control cabinets;despite winter temperatures as low as-25℃,the relays activated reliably,ensuring uninterrupted water drainage and preventing mine flooding.

Fast Response Time&Flexible Configuration:The GE CR122A25702’s≤20ms operate time and≤15ms release time make it ideal for time-critical circuits like emergency stop systems.Its SPDT configuration offers both NO and NC contacts,enabling dual-function control(e.g.,activating a pump while triggering an indicator light).A pharmaceutical plant in Ireland used it to control sterile air valves;the fast response ensured precise timing for batch processing,while the SPDT contacts simplified wiring by combining valve control and status monitoring in one relay.

GE System Compatibility&Easy Installation:As a GE-branded relay,the GE CR122A25702 integrates seamlessly with GE PLCs(e.g.,RX3i)and DCS systems—no custom programming or adapters required.Its DIN rail mounting design allows quick installation in standard control panels;a team of two technicians can wire 20 relays in under an hour,compared to 3 hours for panel-mounted generic relays.A power plant in Texas upgraded 50 legacy relays to the GE CR122A25702;the plug-and-play compatibility and fast installation minimized downtime to just 4 hours,avoiding costly production losses.

Application Field

In power generation,the GE CR122A25702 is a”circuit guardian”for auxiliary systems.Power plants rely on pumps,fans,and heaters to maintain turbine efficiency,and the GE CR122A25702 controls these critical auxiliaries.A natural gas power plant in Pennsylvania used it to switch boiler feedwater pumps;the relay’s 10A rating handled the pump’s inrush current,while its AgCdO contacts prevented arcing damage.Over a year,the relays reduced pump control failures by 80%,ensuring the boiler operated at peak efficiency and avoiding$50,000 in lost generation due to unplanned shutdowns.

In manufacturing,the GE CR122A25702 enables”precision logic control”for assembly lines.Automotive parts manufacturers use it to manage conveyor belts,robotic arms,and inspection sensors.A Michigan-based auto parts plant installed the GE CR122A25702 in 30 assembly stations;the SPDT contacts simplified wiring(combining motor control and error signaling),while the relay’s durability withstood 1,000+daily cycles.This reduced line downtime by 40%and improved production output by 15%,translating to 50,000 more parts produced annually.

In HVAC and building automation,the GE CR122A25702 controls”climate-critical loads”like chillers and air handlers.A large shopping mall in Florida used it to switch rooftop AC units;the relay’s wide voltage range tolerated fluctuations from the mall’s backup generator,while its IP20 rating protected it from dust in the control room.The relays operated reliably for 3 years,reducing AC maintenance costs by 60%and ensuring consistent indoor temperatures—critical for customer comfort and energy efficiency.

Related Products

GE RX3i PLC:A compact PLC system that pairs with GE CR122A25702 to provide centralized control for industrial processes,sending low-voltage signals to activate the relay.

GE CR122A25803:The 120VAC coil version of GE CR122A25702,ideal for applications with AC control power(e.g.,legacy industrial systems).

GE CR123A30001:A 20A heavy-duty relay,upgraded from GE CR122A25702 for larger loads like 5HP motors or industrial heaters.

GE DIN Rail Mounting Bracket:Optional accessory for GE CR122A25702,enabling secure panel mounting in non-standard control cabinets.

GE Overload Relay 100-C30EJ10:Complements GE CR122A25702 by providing motor overload protection,preventing damage from current spikes.

GE Indicator Light 800T-Q16:Works with GE CR122A25702’s NC/NO contacts to display relay status(on/off),improving operator visibility.

GE Control Panel Enclosure:IP65-rated enclosure that houses GE CR122A25702 and other control components,protecting them from dust and moisture in harsh environments.

Installation and Maintenance

Pre-installation preparation:Before installing GE CR122A25702,verify the control system’s power supply(24VDC)to match the relay’s coil voltage—using AC power will damage the coil.Choose a DIN rail position in the control panel away from heat sources(e.g.,transformers)and high-vibration components(e.g.,contactors).Clean the DIN rail to remove dust or debris,then snap the GE CR122A25702 onto the rail—ensure it locks securely to prevent movement.For wiring,use 14-18 AWG copper wire(rated for 10A)and connect the coil to the PLC/DCS output;terminate load wires to the NO/NC contacts(label wires clearly to avoid reversing connections).Use wire ferrules to prevent stray strands from causing short circuits,which can damage the GE CR122A25702’s contacts.

Maintenance recommendations:Conduct monthly visual inspections of GE CR122A25702—check for loose wiring,contact arcing(visible as blackening on contacts),or coil overheating(detected by unusual warmth).Every 6 months,test the relay’s response time using a multimeter:activate the coil and confirm the contacts switch within 20ms.If contacts show signs of wear(e.g.,pitting or high resistance),clean them with fine sandpaper(avoid abrasive materials)or replace the relay if damage is severe.For relays in high-cycle applications(500+cycles/day),replace the GE CR122A25702 every 2-3 years to prevent unexpected failure—this proactive maintenance avoids costly downtime compared to reactive replacements.

Product Guarantee

We guarantee that all GE CR122A25702 relays supplied are 100%genuine GE products,each with a unique serial number verifiable through GE’s official authentication system.Within 7 days of receipt,if the GE CR122A25702 exhibits manufacturing defects(e.g.,non-functional contacts,coil failure),we offer free returns or exchanges with no additional fees.We provide an extended 24-month warranty—twice the industry’s standard 12-month coverage—covering both parts and labor for repairs related to material or workmanship flaws.During the warranty period,if the GE CR122A25702 malfunctions,our technical support team(available 24/7)responds within 1 hour to assist with troubleshooting,and we ship replacement relays within 48 hours to minimize operational downtime.Our commitment to quality ensures the GE CR122A25702 delivers reliable,long-lasting performance for your industrial control systems.

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