3RT1456-6AB30

The 3RT1456-6AB30 is a member of the Siemens SIRIUS S6 frame large power contactor series. It is a 3-pole contactor, with a maximum rated capacity of 275A/690V for the AC-1 series. It features 2NO+2NC auxiliary contacts and main circuit busbar connection, making it suitable for high-current motor control and power distribution spare parts replacement. Precise coil voltage confirmation is recommended.

Share To

Siemens SIRIUS 3RT1456-6AB30 S6 Large Electric Contactor

Product Positioning

The 3RT1456-6AB30 is one of the models in the Siemens SIRIUS 3RT.4 series S6 frame large power contactor family. It shares the same 3-pole architecture, 2NO+2NC auxiliary contacts, and busbar-type main circuit terminal design as the 275A/690V AC-1 model in the same series, making it suitable for large motor control applications in industrial settings. Kenxin Motor is an authorized Siemens distributor, providing assistance with genuine parts procurement and specification confirmation to ensure customers receive the correct version of parts.

Core Product Advantages and Features

S6 Large Frame Series

With the same frame as the 3RT1456 series, the AC-1 has a maximum rated current of 275A (690V/40°C).

3-pole main circuit design

Three sets of main contacts, suitable for switching applications between high-current three-phase motors and power distribution systems.

2NO+2NC auxiliary contacts

Standard configuration includes 2 sets of normally open and 2 sets of normally closed auxiliary contacts, facilitating interlocking design of control circuits.

Busbar type main circuit terminal

The main circuit adopts a connector design, which is suitable for high-current wiring requirements and provides stable contact.

Screw-type auxiliary terminal

The control and auxiliary circuits use screw terminal wiring, which facilitates construction and wiring.

Authorized agents guarantee genuine products

Kenxin Motors provides genuine original parts and complete selection technical support services.

project	Specification
brand	Siemens
series	SIRIUS 3RT.4
model	3RT1456-6AB30
Model family	3RT1456 series (S6 frame)
Frame size	S6
Extreme number	3 poles
AC-1 rated current (same series)	275 A (690V/40°C)
Auxiliary contact	2 NO + 2 NC
Main circuit terminals	busbar connection
Control/Auxiliary Circuit Terminals	Screw terminals
illustrate	The precise coil voltage for this model could not be independently verified in publicly available data. It is recommended to provide nameplate information for confirmation before placing an order.

Recommend

3RT1456-6AB30-WH

The 3RT1456-6AB30-WH is a member of the Siemens SIRIUS S6 frame large contactor series. It is a 3-pole contactor, with a maximum rated capacity of 275A/690V for the AC-1 version in the same series. It features 2NO+2NC auxiliary contacts and main circuit busbar connection, suitable for high-current motor control and power distribution spare parts needs. Please confirm the coil voltage difference with the WH version before ordering.

3RT1375-6AF36

The 3RT1375-6AF36 is a Siemens SIRIUS 3RT.3 series 4-pole large power contactor. The AC-1 series has a maximum rated current of 525A, a main circuit withstand voltage of 1000V, and a coil voltage of 110-127V AC/DC. It features 2 NO + 2 NC auxiliary contacts and is suitable for heavy-duty motor control and large switchboard applications.

3RT1336-1AN20

The 3RT1336-1AN20 is a Siemens SIRIUS S2 frame 4-pole contactor with 4 normally open main contacts. AC-1 is rated 55A/220V, and AC-3 is rated 26A/400V. The coil operates at 220V AC. It uses screw terminal connections and is suitable for medium to large motor control circuits. It is discontinued and has been replaced by the 3RT2336-1AN20.