ABB / General Electric SGLC3668L4RXC Molded Case Circuit Breaker – 600A, Spectra RMS Series
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The ABB / General Electric SGLC3668L4RXC is a high-performance Spectra RMS molded case circuit breaker engineered for demanding commercial and industrial power distribution systems. This 3-pole, 600A breaker features a microEntelliGuard electronic trip unit with adjustable LSIG (Long-Time, Short-Time, Instantaneous, Ground Fault) protection for advanced system coordination and enhanced fault protection. Designed with 100% rated performance, RELT technology, and current-limiting capabilities, it is ideal for GE Spectra Series panelboards, switchboards, and motor control centers operating in heavy-duty three-phase environments.
Key Specifications
- Brand: ABB / General Electric
- Part Number: SGLC3668L4RXC
- Series: Spectra RMS
- Product Type: Molded Case Circuit Breaker (MCCB)
- Frame Type: SGLC
- Current Rating: 600A
- Amperage Range: 300–600A
- Voltage Rating: 240VAC, 480VAC, 600VAC
- Phase: 3 Phase
- Poles: 3
- Mounting Style: Unit Mount
- Terminal Type: Lugs
- Temperature Rating: 40°C
Protection & Trip Features
- Trip Technology: Electronic Trip
- Trip Unit Model: microEntelliGuard
- Trip Function Code: LSIG
- Trip Functions:
- Long-Time
- Short-Time
- Instantaneous
- Ground Fault
- Trip Adjustability: Adjustable
Interrupting Capacity
- 100kA @ 240VAC
- 65kA @ 480VAC
- 35kA @ 600VAC
Construction Features
- 100% Rated
- HACR Rated
- Reverse Feed
- True RMS Sensing
- Interchangeable Rating Plug
- Reduced Energy Let-Through (RELT)
- Current Limiting
Wire & Terminal Specifications
- Wire Gauge: (2) 2/0 AWG – 500 kcmil (Cu/Al)
- Maximum Wire Size: 500 kcmil
- Minimum Wire Size: 2/0 AWG
Available Options
- Shunt Trip
- Auxiliary Switch
- Undervoltage Release
- Lug Kit
- Rating Plugs
- Bell Alarm
- Mechanism Operator
Accessories
- Lugs Not Included
- Rating Plug Not Included
Standards & Approvals
- CSA C22.2 No. 5
- IEC 60947-2
- UL 489
- HACR
- CE Approved
- CSA Approved
- IEC Approved
- UL Listed
Applications
- GE Spectra Series panelboards
- Industrial switchboards
- Motor control centers (MCCs)
- Heavy-duty commercial power distribution systems
- High-capacity three-phase electrical infrastructure requiring advanced coordinated protection
- Type Circuit Breakers
- Vendor GE
- Brand General Electric
Returns are easy
You may return items within 30 days of delivery for a refund.
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