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| Type | 3RV2 |
| Breaker Type | Motor Protection Circuit Breakers |
| Rated current | 1.25 |
| Number of Poles | 2 pole |
| Setting range for thermal overload releases | 0.9...1.25 A |
Circuit breaker size S0 for motor protection, CLASS 10 A-release
0.9...1.25 A N-release 16 A Spring-type terminal Standard switching
capacity with transverse auxiliary switches 1 NO+1 NC
product brand name SIRIUS
product designation Circuit breaker
design of the product For motor protection
product type designation 3RV2
General technical data
size of the circuit-breaker S0
size of contactor can be combined company-specific S00, S0
product extension
auxiliary switch Yes
power loss W for rated value of the current
at AC in hot operating state 7.25 W
at AC in hot operating state per pole 2.4 W
insulation voltage with degree of pollution 3 at AC
rated value
690 V
surge voltage resistance rated value 6 kV
maximum permissible voltage for safe isolation
in networks with grounded star point between
main and auxiliary circuit
400 V
height 119 mm
width 45 mm
depth 97 mm
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Reviews
- B
Billy Owens
Aug 23, 2025
Siemens Circuit Breaker 3RV2021-0KA25Arrived right on time at a great price.HelpfulUnhelpful - T
Timothy Long
Jul 11, 2025
Siemens Circuit Breaker 3RV2021-0KA25Amazing, knowledgeable, and prompt help.HelpfulUnhelpful - I
Israel Campos Jr.
Oct 14, 2024
Siemens Circuit Breaker 3RV2021-0KA25no problemsHelpfulUnhelpful - R
Robert Mock
Sep 19, 2024
Siemens Circuit Breaker 3RV2021-0KA25I got some excellent help from the person I spoke with.HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Siemens Circuit Breaker 3RV2021-0KA25All was ok! No problems whatsoever.HelpfulUnhelpful
Siemens Circuit Breaker 3RV2021-0KA25
✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
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