ABB S403M Miniature Circuit Breaker, 3-Pole, 63A, Type C, 440V ac AC, 12 V dc DC, 15 kA Breaking Capacity

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RS Stock No.:
140-514
หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No.:
2CCS573001R0634
ผู้ผลิต:
ABB
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Brand

ABB

Product Type

Miniature Circuit Breaker

Number of Poles

3

Current Rating

63A

Tripping Characteristics

Type C

Rated AC Voltage

440V ac

Rated DC Voltage

12V dc

Breaking Capacity

15kA

Mount Type

DIN Rail

Series

S403M

Terminal Type

Screw

IP Rating

IP20

Standards/Approvals

CMRT, RoHS, REACH, IEC/EN 60898-1

Width

54mm

Height

91mm

Depth

82mm

Tripping Mechanism

Thermal, Electromechanic

COO (Country of Origin):
CH

ABB S403M Series MCB, 3 Poles, 63A Current - 2CCS573001R0634


This MCB is a 3 pole device specifically designed for commercial and industrial applications. With a current rating of 63A and a breaking capacity of 15 kA, it provides reliable protection in various electrical installations. The device features thermal electromechanical tripping mechanisms, ensuring safe operation under overload and short circuit conditions. Its compact design allows for easy installation on a DIN rail, with dimensions of 54mm in width, 82mm in length, and 82mm in depth.

Features & Benefits


• Offers effective overload protection through thermal tripping

• Includes an electromechanical mechanism for short circuit safety

• Designed for use in both commercial and industrial settings

• Supports a wide operational voltage range up to 440V AC

• Easy installation with a standard DIN rail mounting option

• Robust construction ensures long-lasting performance under normal conditions

Applications


• Utilised in commercial electrical systems for load management

• Protects industrial machinery from electrical faults

• Suitable for critical power requiring high reliability

• Effective in multi-phase systems with three-pole connections

What should I consider when selecting an MCB for specific applications?


When choosing, consider the current rating, breaking capacity, and the specific tripping characteristics needed for your application. It's crucial to ensure that the MCB meets the electrical load requirements and complies with relevant standards.

How do the tripping mechanisms work in this device?


The device incorporates a delayed thermal mechanism for overload protection, which allows temporary current surges while swiftly disconnecting during persistent overloads. The electromechanical mechanism activates instantly in the event of a short circuit, providing comprehensive protection.

What is the significance of the breaking capacity in this MCB?


The breaking capacity indicates the maximum fault current the device can safely interrupt without damage. A breaking capacity of 15 kA ensures effective protection in scenarios where high fault currents could occur, essential for safeguarding equipment and infrastructure.

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