Product Model

3WT8121-6UG04-5AB1

In Stock
Last updated: 2025/4/27
Siemens 3WT8121-6UG04-5AB1

Selling Points

  • 1High breaking capacity up to 66 kA at 500 V for efficient short-circuit protection.
  • 2Modular design with replaceable components like electronic trip units and current transformers.
  • 3Advanced safety features including mechanical reclosing lockout and IP55 protection.
  • 4Easy operation with unambiguous ON-OFF indicators and ready-to-close indicators.
  • 5Climate-proof design conforming to IEC 60068-2-30 and suitable for various environmental conditions.
Product Details
3WT8121-6UG04-5AB1
Siemens

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Rated Voltage (V)
500
Description
3WT1, 1250A ETU37WT D/3P, 66kA; Electric Operation for Closing AC/DC220V; Shunt Trip AC/DC220V; Alarm Contacts; Safety Shield; Door Frame; 2NO+2NC
Icw(kA)
50
Rated Operating Short-circuit Breaking Capacity Ics(kA)@400V or 415V
66
Control Voltage
AC/DC220V
Number of Poles
3P
Installation Method
D: Drawer Type
Trip Unit
ETU37WT【LSIG with LCD Display】
Rated Current In(A)
1250
Rated Ultimate Breaking Capacity Icu(kA)@400V or 415V
66
Breaking Capacity Level
S:66kA
Specifications
3WT1【400-1600A】
Lifecycle
Delivery Release (PM300)
Country of Origin
China
ECCN
N
AL
N
Model Number
3WT8121-6UG04-5AB1

Specifications may be subject to change without notice