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Siemens 5SX2-220-7 Circuit Breaker - 2-Pole, 20A

Siemens 5SX2-220-7 2-Pole Circuit Breaker

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ManufacturerSiemens

Part number5SX2-220-7

Poles 2

Current Rating 20A

Voltage 400V

Breaking Capacity 6kA

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2-pole configuration Type C tripping characteristic 6kA interrupting capacity 400V operational voltage Protection for moderate inrush currents Reliable circuit protection

Product description

The Siemens 5SX2-220-7 is a 2-pole miniature circuit breaker rated for 400V systems. It features a Type C tripping characteristic and a 6kA breaking capacity, with a current rating of 20A, providing robust protection against overloads and short circuits.

This breaker is suitable for a range of applications including protecting circuits with moderate inrush currents, such as lighting circuits, socket outlets, and smaller motor loads in industrial and commercial environments. The 6kA rating ensures a high level of safety.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens 5SX2-220-7. We are committed to delivering quality components and exceptional service to keep your industrial operations running efficiently. Trust Stanlo Automation for your automation part needs.

Technical specifications

Poles	2
Current Rating	20A
Voltage	400V
Breaking Capacity	6kA
Tripping Curve	C
Series	5SX2

Common applications

Lighting circuits

Receptacle circuits

Small motor loads

Control panels

Industrial distribution boards

Commercial buildings

Compatible systems

2-pole AC circuits Standard DIN rail mounting Industrial and commercial electrical panels

Also known as

Siemens 5SX2 20A 2-pole breaker 400V 6kA Type C Siemens MCB 5SX2-220-7 industrial breaker

Replaces / compatible with

The Siemens 5SX2-220-7 is a modern 2-pole miniature circuit breaker designed as a replacement for older units with comparable specifications, ensuring adherence to current safety standards.

Technical note

Expert tip

When installing the 2-pole Siemens 5SX2-220-7, ensure it is properly secured to a standard 35mm DIN rail and that all connections are tightened to the manufacturer's specified torque.

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Frequently asked questions

What are the appropriate uses for a 20A Type C Siemens circuit breaker like the 5SX2-220-7?

The Siemens 5SX2-220-7, with its 20A rating and Type C tripping curve, is well-suited for circuits that experience moderate inrush currents, such as those feeding multiple socket outlets, lighting arrays, or small appliances. It offers a good balance of sensitivity and tolerance for these conditions.