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ABB / General Electric SKLL36AT0800 Molded Case Circuit Breaker

  • 800A
  • 3 Pole
  • Bolt-On
ABB / General Electric SKLL36AT0800
Molded Case Circuit Breaker
Brand ABB / General Electric
SKU SKLL36AT0800
Select Item Condition
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  • 800A
  • 3 Pole
  • Bolt-On

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ABB / General Electric SKLL36AT0800 - 800A 3 Pole Molded Case Circuit Breaker

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$11,310.00 In Stock

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Description

Engineered for heavy-duty industrial applications, this 3-pole, 800A MCCB is a core component of the GE Spectra RMS series. It delivers robust power distribution for commercial facilities. The SK-frame breaker mounts into compatible GE Spectra Series switchboards, power panelboards, and motor control centers via a secure bolt-on connection. Rated at 65 kAIC at 480V, it features a sophisticated electronic trip unit with adjustable LSI functions and true RMS sensing for flexible coordination.

Specifications

Key specifications
Brand ABB / General Electric
Part Number SKLL36AT0800
Series SKLL
Amperage 800A
Poles 3
Mounting Style Bolt-On
Voltage 240VAC, 480VAC, 600VAC
Phase 3
AIC Rating 100kA @ 240VAC, 65kA @ 480VAC, 42kA @ 600VAC
Fit and installation
Terminal Type Lugs
For Use With Spectra Series Switchboards, Spectra Series Power Panelboards, Motor Control Centers
Protection and operation
Trip Technology Electronic Trip
Trip Function Code LSI
Trip Function Long-Time, Short-Time, Instantaneous
Trip Adjustability Fixed Thermal, Adjustable Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Bell Alarm, Lug Kits, Rating Plugs
Accessories Spectra RMS Trip Unit
Standards CSA C22.2 No. 5, IEC 60947-2, UL 489
Approval CE, CSA, IEC, UL
Temp Rating 40C
Construction Features 100% Rated, Current Limiting, Reverse Feed, True RMS Sensing, Interchangeable Rating Plug

Product FAQs

7 answers
Does the SKLL36AT0800 require a separate rating plug?

Yes, this Spectra RMS breaker requires a front-mounted interchangeable rating plug, such as the SRPK800A800, to establish its continuous ampere rating.

What lug kit is required for wiring the SKLL36AT0800?

This breaker uses the TCAL81 lug kit for front connections. The TCAL81 accommodates three 3/0 AWG to 500 kcmil copper or aluminum conductors per pole.

Can the SKLL36AT0800 be reverse fed?

Yes, this SK-frame circuit breaker is suitable for reverse feed applications.

Is the SKLL36AT0800 a 100% rated circuit breaker?

Yes, this breaker is 100% UL rated, allowing it to carry its full continuous current rating without the standard 80% derating factor when installed in an approved enclosure.

What is the current replacement for the obsolete SKLL36AT0800?

The GE Spectra RMS series has been discontinued. ABB has replaced this line with the Tmax XT series. Consult the ABB Spectra to Tmax XT cross-reference guide for the exact modern equivalent based on your panel requirements.

How are the LSI trip functions adjusted on this breaker?

The long-time trip point is determined by the interchangeable rating plug. The short-time and instantaneous pickup levels are configured using the adjustable dials on the front of the electronic trip unit.

What panels and switchboards accept the SKLL36AT0800?

This bolt-on breaker is compatible with GE Spectra Series switchboards, Spectra Series power panelboards, and GE motor control centers designed for SK-frame breakers.

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