3WT8120-4KF04-5AB1

Product ID:149635
Updated: 2026/4/22
Siemens 3WT8120-4KF04-5AB1

Key Features

  • 1Ensure reliable short-circuit protection with 55 kA breaking capacity at 500V. 2、Utilize advanced LSI protection via the ETU37WT overcurrent release and LCD. 3、Enhance safety with a durable design featuring a mechanical lockout device. 4、Achieve flexible installation with a +/-180° rotatable and +/-30° tiltable drawer. 5、Meet global compliance standards including IEC 60947-2 and GB 14048.2.
Product Details
3WT8120-4KF04-5AB1
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Rated Voltage (V)
500
Description
3WT1, 1250A, D/3P, 55kA, NA; Electric closing AC/DC110V; Demagnetization AC/DC110V; Safety barrier; Door frame; 2NO+2NC
Icw(kA)
35
Operating Short Circuit Breaking Capacity Ics(kA)
55
Control Voltage
AC/DC110V
Number of Poles
3P
Mounting Type
D: Drawer-type
Trip Unit
NA [Isolating Switch]
Rated Current In(A)
1250
Breaking Capacity Icu(kA)
55
Specifications
3WT1 [400-1600A]
Lifecycle
Delivery Release (PM300)
Country of Origin
China
ECCN
N
AL
N
Model
3WT8120-4KF04-5AB1

Specifications may be subject to change without notice