Better World

Siemens SIRIUS 3RV2 Electronic Circuit Breaker 20 A 20V, 3 channels, DIN Rail Type A

View this category

Subtotal (1 unit)*

$347.73

(exc. GST)

$382.50

(inc. GST)

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 17 February 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +$347.73

*price indicative

Better World

Our Better World range features products that make it easy for you to make a greener product choice you can trust. Click here to find out more.

RS Stock No.:
160-241
Mfr. Part No.:
3RV2421-4BA20-0DA0
Brand:
Siemens
Find similar products by selecting one or more attributes.
Select all

Brand

Siemens

Product Type

Electronic Circuit Breaker

Range

SIRIUS

Series

3RV2

Number of Channels

3

Current Rating

20 A

Breaking Capacity

4kA

Voltage

20V

Mount Type

DIN Rail

Tripping Characteristics

Type A

Length

97mm

Terminal Type

Spring Loaded

Width

45 mm

Depth

119mm

Standards/Approvals

UKCA, EAC, CE, CCC

Better World Claim

Extended Product Life, Low Carbon Manufacture

Better World Product

Yes

COO (Country of Origin):
DE
The Siemens Circuit Breaker is designed for transformer protection, featuring an A release mechanism with adjustable current response values. Combining the compact design of size S0 with advanced performance metrics, it effectively handles operational currents up to 16 A. Its robust construction ensures a long mechanical service life, making it ideal for various industrial applications.

Offers a compact size ideal for limited installation spaces

Includes phase failure detection for enhanced safety

Features a thermal overload release for reliable operation

Mechanical service life is rated for up to 100,000 operating cycles

Provides flexibility with adjustable current response settings

Related links