5SY6220-7

The Siemens SENTRON 5SY6 series two-pole miniature circuit breaker features a C-characteristic curve, a rated current of 20A, a rated voltage of 230/400V AC, and a short-circuit breaking capacity of 6kA. It is suitable for overload protection of general lighting and socket circuits.

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Siemens SENTRON 5SY6220-7 Two-pole Type C 20A Miniature Circuit Breaker

Product Positioning

The SENTRON 5SY6220-7 is a Siemens 5SY6 series two-pole C-characteristic miniature circuit breaker with a rated current of 20A. It is suitable for overload and short-circuit protection of general lighting and socket circuits in distribution boxes.

Core Product Advantages and Features

Light load current specifications

The rated current of 20A is suitable for overload protection requirements of general lighting circuits or small equipment branch circuits.

C-type bounce characteristics

It adopts the C-characteristic jump curve, which is suitable for use in general load circuits containing a small amount of surge current.

6kA short circuit breaking capacity

Rated short-circuit breaking capacity up to 6kA (according to EN 60898-1), effectively isolating fault current protection equipment.

Bipolar co-motion design

The two-pole linkage disconnection structure simultaneously disconnects two conductors, enhancing the integrity of the circuit protection.

project	Specification
Extreme number	2P (two poles)
Rated current (In)	20 A
breakout characteristic curve	C characteristics
Rated voltage	230/400 V AC
Rated short-circuit breaking capacity (Icn)	6 kA (according to EN 60898-1 standard)
Applicable Standards	Compliant with EN 60898-1 and EN 60947-2; also certified with UL 1077 and CSA C22.2 No.235.
Installation method	35mm DIN rail quick-release mounting, 18mm width per module.

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