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3RT1055-6NF36 Siemens

Name: 3RT1055-6NF36 Siemens
Brand: Siemens
SKU: 3RT1055-6NF36
Price: 605.0 USD
Availability: InStock

$605.00 - $1,875.00

$605.00

$605.00 - $1,875.00

$605.00

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Product Details

Description · Specifications · Product Overview

Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.

Product Overview

The Siemens SIRIUS 3RT1055-6NF36 is a 3-pole power contactor sized S6 within the 3RT1 product family. It features an electronic operating mechanism with PLC-compatible input and is intended for motor switching applications under AC-3e / AC-3 utilization category. It supports three-phase motor control up to approximately 75 kW at 400 V AC. It includes two normally open (NO) and two normally closed (NC) auxiliary contacts and uses busbar connections for the main circuit and screw terminals for the auxiliary circuit.

Best Suited For

Controlling three-phase motors up to ~75 kW at 400 V AC
PLC-driven control systems (24 V DC PLC input)
Panel-mounted motor starter assemblies
Applications requiring auxiliary contact feedback (2 NO + 2 NC)
High-duty industrial motor switching under AC-3e/AC-3 categories

Rated motor power (400 V AC, 50-60 Hz)

75 kW

Control supply (Uc)

96-127 V (electronic input)

Auxiliary contacts

2 NO + 2 NC

Size

S6

Technical Specifications

I/O & Electrical

Rated operational current (AC-3e/AC-3)

150 A

Auxiliary contacts

2 NO + 2 NC

Communication & Power

Control input voltage Uc

96-127 V

PLC input

24 V DC

Power loss (hot, all poles)

27 W

Power loss per pole

9 W

No-load power loss typical

2.8 W

Physical & Environmental

Contactor size

S6

Insulation voltage (main circuit, degree of pollution 3)

1 000 V

Insulation voltage (auxiliary circuit, degree of pollution 3)

500 V

Surge voltage resistance (main circuit)

8 kV

Surge voltage resistance (auxiliary circuit)

6 kV

Shock resistance (rectangular impulse, AC/DC)

8.5 g / 5 ms, 4.2 g / 10 ms

Shock resistance (sine pulse, AC/DC)

13.4 g / 5 ms, 6.5 g / 10 ms

Mechanical service life

10 000 000 cycles

Operating altitude max

2 000 m

Net weight

3.325 kg

Certifications

RoHS compliantEN 60947-1

Compliant with EN 60947-1; substance restrictions per RoHS directive since 05/01/2012; SVHC: Lead, Lead oxide, 6,6′-di-tert-butyl-2,2′-methylenedi-p-cresol

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Rockwell Automation documentation

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