Siemens 3RT1946-6A SIRIUS S3 Replacement Main Contacts
Siemens 3RT1946-6A replacement main contacts for SIRIUS S3 contactors.
The Siemens 3RT1946-6A is a set of replacement main contacts for SIRIUS contactor frame size S3. This kit includes 3 movable and 6 fixed contacts, designed for 3-pole operation rated at 45 kW under AC-3 duty. It provides 3 normally open (NO) main contacts, essential for maintaining the switching capacity of the contactor.
These replacement contacts are critical for high-power applications in industrial settings, such as controlling large motors, heavy machinery, and power distribution systems. Ensuring the integrity of main contacts is paramount for reliable operation and preventing downtime in manufacturing and processing plants.
Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens 3RT1946-6A. We specialize in sourcing obsolete and hard-to-find components to support the ongoing maintenance and operational needs of your industrial facilities.
| Type | Replacement Main Contacts |
| Series | SIRIUS |
| Contactor Size | S3 |
| Poles | 3-pole |
| Rating | AC-3, 45 kW |
| Contacts | 3 NO (3 movable, 6 fixed) |