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Circuit breaker VT400 Standard switching capacity N Icu=35 kA,
415/440 V AC 3-pole, system protection Thermal magnetic trip unit,
Ir=315 A, overload prot. II=3150 A, short-circuit prot. without auxiliary
release without auxiliary switches FIXED mounted
number of poles 3
continuous current / rated value 315 A
Short circuit
breaking capacity maximum short-circuit current (Icu)
/ at 400 V / rated value
35 000 A
Connections
Type of connection, main circuit nut keeper plate
type of electrical connection / for main current circuit screw-type terminals
Mechanical Design
Type of mounting fixed mounted
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Reviews
- D
David Dominguez
Aug 21, 2025
Siemens Circuit Breaker 3VT8431-1AA03-0AA0Great service, thanks for the speedy and reliable service!HelpfulUnhelpful - J
Joseph Garcia
Jun 28, 2025
Siemens Circuit Breaker 3VT8431-1AA03-0AA0Great service, will be a repeat customer.HelpfulUnhelpful - J
James Ridenour
Apr 21, 2025
Siemens Circuit Breaker 3VT8431-1AA03-0AA0Our commitment to timely delivery and precise product specs is unwavering.HelpfulUnhelpful - R
Rebecca Norgaard
Dec 04, 2024
Siemens Circuit Breaker 3VT8431-1AA03-0AA0Good place to get HVAC partsHelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Siemens Circuit Breaker 3VT8431-1AA03-0AA0All was ok! No problems whatsoever.HelpfulUnhelpful
Siemens Circuit Breaker 3VT8431-1AA03-0AA0
✔ 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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