S203-B20
ABB Circuit Breakers, S200 Series

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S203-B20 ABB Circuit Breakers, S200 Series
Circuit Breaker, 3-P, 20A/480V, B,
MFG Item Number
S203-B20
ABB
main product photo

Product images are for illustration purposes only. Please review specifications and documentation for exact product details.

S203-B20 ABB Circuit Breakers, S200 Series

Circuit Breaker, 3-P, 20A/480V, B,
MFG Item Number
S203-B20
ABB
Series
S200
More specs

Discontinued by Manufacturer

Request Lead Time
Recommended Replacement Products

The original part is discontinued by the manufacturer. Our team has identified the following equivalent replacement.

FAZ-B20/3
FAZ-B20/3
Eaton Circuit Breakers, FAZ Series
ST203M-B20
ST203M-B20
ABB Circuit Breakers, ST200M Series

Description

Circuit Breakers, S200 Series
Item #
S203-B20
Circuit Breaker, 3-P, 20A/480V, B,

S200 Series Information

  • Supplemental Protector
  • Use as Overcurrent Protection
  • UL 1077 ‑ E76126
  • B, C, D, K Trip Characteristics
  • AC Rated
The S200 Series of miniature circuit breakers from ABB offer a compact solution to your protection requirements. These miniature breakers are current limiting, DIN rail mounted and can offer a good equivalent to fused systems. Application specific trip curves of B, C, D and K, provide maximum circuit protection. A wide range of accessories will complete the installation including shunt trips, auxiliary contacts, alarm contacts, undervoltage release, busbars and much more.

  • 480Y/277 VAC
  • 0.5 to 63 Amps
  • Line and Load Terminals Included
  • Ring Tongue Styles Available
  • Finger Safe Terminals
  • Optional Front Mounting Kit

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Specifications

Specifications
Manufacturer Part Number S203-B20
Manufacturer ABB
Product Series S200
Family Series ABB Circuit Breakers, S200 Series
Description Circuit Breaker, 3-P, 20A/480V, B, 480Y/277VAC, UL1077 Recognized, 6KAIC, DIN Mount
Poles 3
Current Rating 20 A
Max Voltage 125 VDC, 480 VAC
Trip Curve B
Trip Unit Fixed Thermal / Fixed Magnetic
Mounting DIN Rail
Neutral Pole No
Terminal Type Screw
Auxiliary Switch Optional
Shunt Trip Optional
Undervoltage Release Optional
Alarm Switch Optional
UL Standard 1077
Approvals CSA, UL
H x W x D 1.00 " x 1.00 " x 1.00 "
Net Weight 0.9412 lbs
Gross Weight 0.9412 lbs