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Circuit breaker VT400 Standard switching capacity N Icu=35 kA,
415/440 V AC 4-pole, system protection Thermal magnetic trip unit,
Ir=400 A, overload prot. II=4000 A, short-circuit prot. without auxiliary
release without auxiliary switches FIXED mounted
number of poles 4
continuous current / rated value 400 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
- L
Luke Hoover
Aug 01, 2025
Siemens Circuit Breaker 3VT8440-1AA04-0AA0Got it really fast, but it's not what I was looking for.HelpfulUnhelpful - S
Shawn Lewis
Jul 01, 2025
Siemens Circuit Breaker 3VT8440-1AA04-0AA0Super affordable for small orders, don't hesitate to choose it.HelpfulUnhelpful - J
James DuBois
Feb 23, 2025
Siemens Circuit Breaker 3VT8440-1AA04-0AA0With OKmarts, you'll get what you need, when you need it, every time!HelpfulUnhelpful - T
Todd Bader
Dec 18, 2024
Siemens Circuit Breaker 3VT8440-1AA04-0AA0¡Súper rápido y fiable!HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Siemens Circuit Breaker 3VT8440-1AA04-0AA0All was ok! No problems whatsoever.HelpfulUnhelpful
Siemens Circuit Breaker 3VT8440-1AA04-0AA0
✔ 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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