ABB SN201 Miniature Circuit Breaker, 1-Pole, 20 A, Type B, 400 V ac AC, 6 kA Breaking Capacity

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HK$240.44

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RS Stock No.:
237-1423
Mfr. Part No.:
2CSS255101R0205
Manufacturer:
ABB
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Brand

ABB

Product Type

Miniature Circuit Breaker

Number of Poles

1

Tripping Characteristics

Type B

Mount Type

DIN Rail

Breaking Capacity

6kA

Series

SN201

Terminal Type

Cage Terminal

IP Rating

IP40, IP20

Standards/Approvals

IEC/EN 60898-1

Height

85mm

Depth

69mm

Reset Actuator Type

Toggle

COO (Country of Origin):
IT

ABB SN201 Series MCB, 20A Current Rating, Type B Tripping Characteristics - 2CSS255101R0205


This is a 1 Pole MCB designed for efficient electrical circuit protection. With a current rating of 20A and a rated AC voltage of 230V, this circuit breaker measures 18mm in width and 69mm in length. It features a toggle switch reset actuator and is suitable for DIN rail mounting, making it a practical choice for various applications in electrical installations.

Features & Benefits


• Built to 10kA breaking capacity for enhanced safety
• Type B MCB suitable for residential applications
• Short circuit protection device for reliable operation
• Screw Terminal contact type for stable connections
• Space-efficient design fits standard DIN rail installations
• Offers essential electrical circuit protection

Applications


• Used in domestic electrical panel boards for circuit protection
• Applicable in industrial settings for machinery safety
• Ideal for residential electrical circuits to prevent overloads
• Utilised in commercial buildings for reliable power distribution

What are the tripping characteristics of this breaker?


The breaker has Type B tripping characteristics, making it suitable for protecting circuits with inductive loads such as motors and transformers. It trips quickly to prevent damage during overload conditions.

How does the toggling mechanism contribute to usability?


The toggle switch actuator allows for straightforward reset after a trip, ensuring quick recovery from electrical faults while also providing visible status indication.

Can this breaker handle multiple circuits?


This design is a 1 Pole MCB, making it optimal for protecting a single circuit. For multiple circuits, additional break units would be necessary to manage overall protection effectively.

What materials are used for the Terminal contacts?


The Terminal contact type is screw, ensuring a robust electrical connection that maintains stability even under demanding operational conditions.

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