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SiemensMolded Case Circuit Breaker
Product Model

3VT8440-2BA03-0AA0

Manufacturer

Siemens

Category

Molded Case Circuit Breaker

Product ID

127180

In Stock
Last updated: 2025/6/20
View Specifications
Siemens 3VT8440-2BA03-0AA0

Selling Points

  • 1High switching capacity with Icu=50 kA for reliable electrical protection.
  • 2Thermal magnetic trip unit for accurate overload protection (Ir=280..400 A).
  • 3Robust system protection with short-circuit protection up to II=4000 A.
  • 4Fixed mounting design for easy installation without auxiliary switches.
  • 5Compliant with RoHS directive since July 1, 2005, ensuring environmental safety.
Product Details
3VT8440-2BA03-0AA0
Siemens

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Description
3VT400H400 TMA F/3P; 3VT400 dimensions; Rated Current 400A; Breaking H:50kA; Trip Unit TMA;
Rated Service Breaking Capacity Ics(kA): @400V or 415V
37.5
Rated Voltage(V):
415
Number of Poles:
3P
Mounting Method:
F: Fixed
Trip Unit: (If required is not in the list, reset and select trip unit first)
TMA【Thermal Magnetic Circuit Protection Adjustable】
Rated Current In(A):
400
Rated Ultimate Breaking Capacity Icu(kA): @400V or 415V
50
Breaking Rating:
H:50kA
Specifications:
3VT400【250-400A】
Lifecycle
Delivery Release (PM300)
Country of Origin
China
ECCN
N
AL
N
Model Number
3VT8440-2BA03-0AA0

Specifications may be subject to change without notice