3RT1456-6NB36-WH

The 3RT1456-6NB36-WH is a Siemens SIRIUS series S6 frame three-pole power contactor, based on the 3RT1456-6NB36 but with a WH suffix. It is rated at 275A, 690V AC-1, with a coil voltage of 21-27.3V AC/DC. It has 2NC+2NO auxiliary contacts and is suitable for controlling large motors.

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Siemens SIRIUS 3RT1456-6NB36-WH S6 frame power contactor product image

Product Positioning

3RT1456-6NB36-WH is a variant of the Siemens SIRIUS 3RT14 series S6 frame contactor. Its basic specifications are identical to 3RT1456-6NB36, rated at 275A, 690V AC-1, with a coil voltage of 21-27.3V AC/DC. Currently, publicly available distributor information does not confirm the actual meaning of the "-WH" suffix at the end of the model number. Kenxin Motor provides the verified basic specifications and can assist customers in further verifying the differences between this version with the manufacturer.

Core Product Advantages and Features

S6 large-frame design

Rated current 275A, 690V AC-1, suitable for large motor control circuits.

Electronic coil

Coil voltage 21-27.3V AC/DC, corresponding to low-voltage control systems.

Dual auxiliary contacts

Standard configuration includes 2NC+2NO auxiliary contacts for easy interlocking and signal feedback.

Rail mounting

It can be quickly installed in the control panel using a guide rail.

Model version differences

The exact definition of the suffix "WH" at the end cannot be found in publicly available information. It is recommended to confirm with the manufacturer or distributor before purchasing.

Genuine product guaranteed

Kenxin Motors is an authorized distributor of Siemens products, providing genuine products and selection consultation.

project	Specification
model	3RT1456-6NB36-WH
Product Category	SIRIUS 3RT14 Series Three-Pole Electric Contactor
Frame size	S6
Rated current (AC-1)	275A
Rated operating voltage	690V AC
coil voltage	21-27.3V AC/DC
Auxiliary contact	2 NC + 2 NO
Installation method	rail type

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