ABB / General ElectricTKMA836500WL
ABB / General Electric TKMA836500 Molded Case Circuit Breaker
- 500A
- 3 Pole
- Bolt-On
ABB / General Electric
TKMA836500
Molded Case Circuit Breaker
Brand
ABB / General Electric
SKU
TKMA836500
Quantity
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ABB / General Electric TKMA836500 - 500A 3 Pole Molded Case Circuit Breaker
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Description
Engineered for commercial and industrial applications, the GE TKMA836500 is a 3-pole, 500A MCCB from the K-Frame family. It operates at up to 600VAC for heavy-duty electrical systems. This bolt-on breaker installs into GE switchboards, motor control centers, and CCB panelboards. It can be replaced by the Tmax XT5 series using a retrofit kit. Rated at 30kAIC at 480VAC, it features fixed thermal and adjustable magnetic (LI) trip functions, load-side lugs, and an interchangeable trip unit.Specifications
| Brand | ABB / General Electric |
|---|---|
| Part Number | TKMA836500-R |
| Series | TKMA |
| Amperage | 500A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 42kA @ 240VAC, 30kA @ 480VAC, 22kA @ 600VAC, 20kA @ 250VDC |
| Frame Type | TKMA |
|---|---|
| Terminal Type | Lugs |
| For Use With | GE Switchboards, Motor Control Centers, GE CCB Panelboards, GE AV1 Panelboards |
| Wire Gauge | (3) 3/0 AWG - 500 kcmil (Al/Cu) |
| Max Wire | 500 kcmil |
| Min Wire | 3/0 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Adjustable Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Lug Kits |
|---|---|
| Accessories | Load Side Lugs Included |
| Standards | CSA C22.2 No. 5, IEC 60947-2, NEMA AB-1, UL 489 |
| Approval | CSA, HACR, IEC, UL |
| Temp Rating | 40C |
| Construction Features | Interchangeable Trip Unit, HACR Rated |
Product FAQs
5 answersWhich GE panelboards and switchboards are compatible with the TKMA836500?
This K-Frame breaker is designed for use in legacy GE CCB panelboards, AV1 panelboards, GE switchboards, and motor control centers.
Are the trip settings adjustable on the TKMA836500?
This breaker features a thermal magnetic trip unit with a fixed thermal element for long-time protection and an adjustable magnetic element for instantaneous protection.
What wire sizes are accepted by the lugs on this breaker?
The factory lugs accept 3/0 AWG to 500 kcmil aluminum or copper conductors.
Is the TKMA836500 considered a legacy breaker?
Yes, the TKMA series is a legacy GE K-Frame molded case circuit breaker. Following ABB acquiring GE Industrial Solutions, these breakers remain standard for maintaining existing GE infrastructure.
Can the TKMA836500 be applied in DC electrical systems?
Yes, this breaker is rated for DC applications up to 250VDC, making it suitable for specific industrial control and battery systems.
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