3RT1070-6AP30

The Siemens SIRIUS 3RT10 series S12 large-frame power contactor has a coil voltage rating of 220-240V AC/DC. It belongs to the same voltage category as the 6AP36 contactor and inherits the S12 frame design. It comes standard with 2NO+2NC auxiliary contacts and is suitable for use with large motor control panels and high-power power distribution systems. It is of stable original quality.

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Siemens SIRIUS 3RT1070-6AP30 large power contactor actual photo

Product Positioning

The 3RT1070-6AP30 and 3RT1070-6AP36 both belong to the Siemens SIRIUS S12 large-frame power contactor family. Their operating coils are both 220-240V AC/DC voltage rated, compatible with common three-phase control power supplies in Taiwan. They are suitable for large motor starting circuits and heavy load switching applications. Kenxin Motors provides genuine original parts and professional selection consultation.

Core Product Advantages and Features

S12 large chassis architecture

It shares the S12 base body with the 3RT1075 and 3RT1076 in the same series, and the structure is sturdy and durable.

220-240V AC/DC operating coil

The coil voltage rating is the same as that of 6AP36, and its application range covers common AC and DC control power supplies.

Standard auxiliary contact configuration

Built-in 2NO+2NC instantaneous auxiliary contacts facilitate circuit signal feedback and interlocking design.

Busbar main circuit terminals

The main circuit adopts a connecting bar design, which is suitable for high-current wiring construction.

International Standard Certification

It conforms to the IEC 60947-4-1 low-voltage switchgear specification.

Original factory authorized supplier

Kenxin Motors is an authorized distributor of Siemens, providing genuine products, warranty, and technical support.

project	Specification
series	SIRIUS 3RT10 Large Electric Contactor
Base size	S12
Extreme number	3 poles
Main contact type	3 sets of normally open (NO)
Auxiliary contact	2NO + 2NC instantaneous contact
Operating coil voltage	220...240V AC/DC (same voltage rating as 6AP36)
Applicable Standards	IEC 60947-4-1
Main circuit wiring method	Connector bus (busbar)
Auxiliary/control circuit terminals	Screw terminals
Remark	The exact design differences between AP30 and AP36 outside this voltage level cannot be fully confirmed by currently available publicly available information.

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