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ABB / General Electric SKLB36BA0800 Molded Case Circuit Breaker

  • 800A
  • 3 Pole
  • Unit Mount
ABB / General Electric SKLB36BA0800
Molded Case Circuit Breaker
Brand ABB / General Electric
SKU SKLB36BA0800
Select Item Condition
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  • 800A
  • 3 Pole
  • Unit Mount

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ABB / General Electric SKLB36BA0800 - 800A 3 Pole Molded Case Circuit Breaker

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$3,358.60 Check Stock

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Description

The SKLB36BA0800 is a 3-pole, 800A molded case circuit breaker from GE's Spectra RMS series. It delivers advanced protection for commercial and industrial distribution networks. This unit-mount MCCB fits GE A-Series panelboards and Spectra switchboards. For upgrades, it crosses to the ABB Tmax XT7 series using a retrofit kit. Rated 65 kAIC at 480V, it features a digital trip unit with interchangeable rating plugs. True RMS sensing and adjustable LI functions ensure precise coordination.

Specifications

Key specifications
Brand ABB / General Electric
Series SKLB
Amperage 800A
Poles 3
Mounting Style Unit Mount
Voltage 240VAC, 480VAC, 600VAC
Phase 3
AIC Rating 100kA @ 240VAC, 65kA @ 480VAC, 42kA @ 600VAC
Electrical ratings
Amperage Range 400-800A
Fit and installation
Frame Type SKLB
Terminal Type Lugs
For Use With GE Spectra Series Switchboards, GE A-Series Panelboards, Motor Control Centers
Protection and operation
Trip Technology Electronic Trip
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Adjustable
Standards and features
Available Options Lug Kit, Rating Plugs, Shunt Trip, Auxiliary Switch, Bell Alarm, Undervoltage Release, Padlock Attachment
Accessories MicroVersaTrip Plus Trip Unit, Rating Plug
Standards CSA C22.2 No. 5, IEC 60947-2, UL 489
Approval CE, CSA, UL
Temp Rating 40C
Construction Features True RMS Sensing, Interchangeable Trip Unit, Visual Trip Indicator, Reverse Feed

Product FAQs

6 answers
What panelboards and switchboards are compatible with the SKLB36BA0800?

This unit-mount circuit breaker is designed for direct integration into GE Spectra Series Switchboards, GE A-Series Panelboards, and compatible Motor Control Centers (MCCs).

What is the purpose of the LI trip function on this breaker?

The LI code signifies that the solid-state electronic trip unit provides adjustable Long-Time and Instantaneous protection. This allows electricians to precisely coordinate the trip curve with other devices in the electrical distribution system.

Does the SKLB36BA0800 require a separate rating plug for operation?

Yes. Like most GE Spectra RMS electronic trip breakers, it requires a compatible interchangeable rating plug to establish the continuous current. For an 800A configuration on this SK frame, an SRPK800B800 rating plug is commonly utilized.

How does this breaker connect inside the enclosure?

The SKLB36BA0800 is a unit-mount circuit breaker that utilizes a bolt-on connection to secure it to the panel bus structure. It comes equipped with standard lug terminals for line and load wire terminations.

Are there modern upgrade paths for this legacy GE Spectra RMS breaker?

Yes. Because the original GE Spectra RMS line has been phased out, you can source a direct replacement SKLB36BA0800 or use an approved ABB Tmax XT7 retrofit kit. The retrofit kit allows you to upgrade to a current-generation ABB breaker without replacing the existing switchboard enclosure.

Does this circuit breaker provide true RMS sensing?

Yes. The Spectra RMS series utilizes true digital RMS sensing within its solid-state electronic trip unit. This technology ensures highly accurate overcurrent protection, even in industrial environments that experience significant harmonic waveform distortion.

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