Better World

Siemens SIRIUS 3RT Size S12, 3RT1 Contactor, 127 V Coil, 3-Pole, 500 A, 250 kW, 2NO + 2NC

Subtotal (1 unit)*

£2,383.17

(exc. VAT)

£2,859.80

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 04 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£2,383.17

*price indicative

Better World

Our Better World range features products that make it easy for you to make a greener product choice you can trust. Click here to find out more.

RS Stock No.:
210-4425
Mfr. Part No.:
3RT1076-6AF36
Brand:
Siemens
Find similar products by selecting one or more attributes.
Select all

Brand

Siemens

Coil Voltage

127 V

Number of Poles

3

Contact Current Rating

500 A

Series

Size S12, 3RT1

Range

SIRIUS 3RT

Power Rating

250 kW

Normal State Configuration

2NO + 2NC

Better World Claim

Repairable by the end user

Better World Product

Yes

COO (Country of Origin):
DE

Siemens size S12, 3RT1 Series Contactor, 500A Current Rating, 127V Coil Voltage - 3RT1076-6AF36


This contactor is a robust component designed for industrial automation applications. With a coil voltage of 127V and rated for 400V AC, it offers a compact footprint measuring 160mm in width and 225mm in depth. This versatile 3-pole contactor supports high current applications up to 500A, ensuring reliable operation in demanding environments.

Features & Benefits


• Designed for high performance with a 500A contact current rating
• Enhanced insulation voltage of 1000V for robust safety
• Surges withstand voltage rated at 8kV for reliable operation
• Efficient in varying temperatures, operating from -25°C to +60°C
• Facilitates easy surface mounting for versatile installation
• Features auxiliary contacts for increased functionality in control circuits

Applications


• Used for motor control in industrial machinery
• Suitable for switching high current electrical loads
• Effective in automation systems requiring reliable distribution
• Applicable in environments with extreme temperature fluctuations
• Ideal for use in power distribution panels and motor starters

What operational capabilities does it provide for high current applications?


It supports a maximum operational current of 500A, making it suitable for heavy-duty industrial tasks where high current switching is necessary.

How does it perform under extreme conditions?


This contactor operates effectively in temperatures ranging from -25°C to +60°C, ensuring functionality in various environmental conditions.

What are the benefits of using auxiliary contacts with this contactor?


The auxiliary contacts enable additional control and monitoring functions, which enhance the overall operational flexibility in controlling auxiliary devices.

What installation requirements should be considered for optimal performance?


The contactor should be surface mounted and requires specific spacing for heat dissipation and safety, ensuring reliable performance during operation.