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ABB SU202M-K20 Circuit Breaker

  • 20A
  • 2 Pole
  • DIN Rail
ABB SU202M-K20
Circuit Breaker
Brand ABB
SKU SU202M-K20
Select Item Condition
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  • 20A
  • 2 Pole
  • DIN Rail

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ABB SU202M-K20 2 Pole Circuit Breaker

New

$185.60 In Stock

Quantity

Description

ABB SU202M-K20 2 Pole Circuit Breaker

The ABB SU202M-K20 is a 2 Pole molded case circuit breaker with a current rating of 20 Amps and a voltage rating of 277/480VAC, 96VDC. It has an interrupting rating of 10kAIC at 480Y/277VAC.

Specifications

Key specifications
Brand ABB
Series SU200M
Amperage 20A
Poles 2
Mounting Style DIN Rail
Voltage 240VAC, 480Y/277VAC, 96VDC
AIC Rating 10kA @ 240VAC, 10kA @ 480Y/277VAC, 10kA @ 96VDC
Fit and installation
Terminal Type Screw
Wire Gauge AWG 18 to AWG 8, Busbar, AWG 18 to AWG 4, Conductor
Protection and operation
Trip Technology Thermal Magnetic
Standards and features
Standards WEEE, RoHS, REACh
Approval CE, UKCA, CSA, IEC/EN, UL
Temp Rating -25 to 55 °C

Product FAQs

7 answers
What type of mounting does the ABB SU202M-K20 use?

The SU202M-K20 is designed for standard 35mm DIN rail mounting, making it suitable for industrial control panels and automation equipment.

What does the K trip curve mean on this breaker?

The K-curve characteristic is designed for loads with high inrush currents, such as motors and transformers. It typically trips instantaneously at 10 to 14 times the rated current, preventing nuisance tripping during equipment startup while providing reliable short-circuit protection.

Is the ABB SU202M-K20 rated for branch circuit protection?

Yes, the SU200M series, including the SU202M-K20, is UL 489 listed for branch circuit protection in North American markets.

Can this breaker be used in DC applications?

Yes, as part of the SU200M series, it is an all-around device approved for both AC and DC applications, supporting up to 96VDC for control circuits or battery systems.

What safety features are included in the SU200M series terminals?

The breaker features finger-safe, IP20-rated bi-directional cylinder-lift terminals to protect against accidental contact during installation and maintenance.

What is the ABB global order code for the SU202M-K20?

The primary manufacturer part number is SU202M-K20, which corresponds to the ABB global order code 2CDS272337R0487.

What wire sizes are accepted by the terminals on the SU202M-K20?

The failsafe bi-directional cylinder-lift connections accept 18 AWG to 4 AWG conductors and 18 AWG to 8 AWG for busbar connections.

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