Abb ST203M-C63 Circuit Breaker, Miniature, DIN Rail Mount, C Curve, 3 Pole, 63A

Product Description

The ABB ST203M-C63 miniature circuit breaker provides supplementary protection up to 480 Y / 277 VAC and 125 VDC. It is fully compatible with System pro M compact accessories and ideal for multiple applications and markets. This thermal/magnetic circuit breaker has a C curve and a current rating of 63 A.

• DIN Rail Mount
• Thermal/Magnetic Trip
• Voltage Rating of 480/277 V

Product Highlights

The ABB ST203M-C63 is a miniature circuit breaker with a C curve, ideal for supplementary protection in various applications.

Product Information

Standard Information

• Brand: ABB
• Manufacturer Part Number: ST203M-C63

Technical Specifications

• Brand: ABB
• Characteristic: C Curve
• Current Rating: 63 A
• Manufacturer Part Number: ST203M-C63
• Mounting Type: DIN Rail Mount
• Number of Poles: 3
• Series: ST200 M Series
• Termination: screw
• Type: Thermal/Magnetic
• Voltage Rating: 480/277 V
• Interrupt Rating: 7.5 kA at 230 VAC
• Wire Size: 14 to 8 AWG
• Connection type: Double Clamped
• Poles: 3
• Volts AC: 277, 480Y
• Interrupt Rating AC: 10 kA
• Application: Supplementary protection acc. to UL 1077
• Voltage: Up to 480Y/277 V AC and 125 V DC
• Approvals: UL, CSA and IEC
• Calibration Temperature: 40°C
• Max Voltage: 125 VDC, 277/480 VAC
• Trip Curve: C
• Trip Unit: Fixed Thermal / Fixed Magnetic
• Neutral Pole: No
• Terminal Type: Screw
• Auxiliary Switch: Optional
• Shunt Trip: Optional
• Undervoltage Release: Optional
• Alarm Switch: Optional
• UL Standard: 1077