3RT1936-6A

This Siemens SIRIUS S2 size contactor main contact replacement kit is compatible with the 3RT1036 series and AC-3 22kW contactors. It includes movable and fixed contacts and mounting parts, and is suitable for regular maintenance and replacement of worn contacts. The original manufacturer has discontinued this product, and it is recommended to replace it with a compatible product from the SIRIUS 3RT2 series.

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Siemens 3RT1936-6A SIRIUS S2 contactor main contact replacement kit

Product Positioning

The 3RT1936-6A is a dedicated main contact replacement kit for Siemens SIRIUS large series S2 size contactors, suitable for AC-3 rated 22kW 3RT1036 series contactors. The kit includes 3 sets of movable contacts and 6 sets of fixed contacts, along with mounting parts. It restores the contactor's conducting performance to original factory specifications after contacts have suffered burning or wear due to prolonged switching. This model is discontinued by Siemens; it is recommended that future purchases be made using the SIRIUS 3RT2 series. For existing models, spare parts for repairs can still be sourced with assistance from Kenxin Motor.

Core Product Advantages and Features

Original contact kit

Completely includes both movable and fixed contacts, restoring the contactor's original conducting characteristics.

AC-3 22kW corresponding

Precisely match the rated power of the 3RT1036 series contactor to avoid specification mismatch.

Extend equipment life

Regularly replacing worn contacts can reduce the risk of contact overheating and tripping.

3-pole design

Applicable to the main circuit of 3-phase power contactor

Discontinued Models Reminder

The original manufacturer has ceased production; it is recommended to prepare materials in advance or evaluate upgrade options for the SIRIUS 3RT2 series.

project	Specification
Product Type	Contactor main contact replacement kit (contact group)
Applicable contactor series	3RT1036 (S2 size)
Extreme number	3 poles
Contact type	3 sets of normally open (NO) main contacts, including 3 sets of movable contacts and 6 sets of fixed contacts.
AC-3 rated power	22 kW
net weight	0.051 kg
Packaging size	67×80×12 mm
Product Status	The original manufacturer has ceased production (as of October 1, 2017). It is recommended to switch to the SIRIUS 3RT2 series.
Compliance	Compliant with RoHS regulations (effective July 1, 2006)

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