3RT2337-1NB30

Siemens 3RT2337-1NB30 contactor, Size S2, 4-pole, 110A
Siemens 3RT2337-1NB30 contactor, Size S2, 4-pole, 110A

Siemens 3RT2337-1NB30 contactor, 3RT23 series, Size S2, 4-pole fully normally open, AC-1 rated current 110A (400V), control voltage 20-33VAC/DC wide-range coil, with 1NO+1NC auxiliary contacts, and built-in surge suppressor.

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Siemens 3RT2337-1NB30 contactor, Size S2, 4-pole, 110A
Product Positioning

The Siemens 3RT2337-1NB30 contactor belongs to the 3RT23 series, Size S2, 4-pole (4NO) architecture, AC-1 rated current 110A/400V, suitable for system circuit switching and high-current load control. The Siemens 3RT2337-1NB30 uses a 20-33VAC/DC wide voltage coil with a built-in surge suppressor, and is equipped with 1NO+1NC auxiliary contacts, with a rated insulation voltage of 690V.

Core Product Advantages and Features
Size S2, 4-pole full NO architecture
All 4 main contacts are normally open, AC-1 rated current 110A/400V, with strong switching capability.
20-33VAC/DC wide-range coil
It can be used with both AC and DC control power supplies, has a built-in surge suppressor, and has excellent anti-interference capabilities.
1NO+1NC auxiliary contact
The main circuit provides synchronous feedback, facilitating PLC monitoring and interlocking control.
690V insulation, IP20 protection
It is adapted to the installation requirements of industrial switchboards and motor control centers.
project Specification
Product Type SIRIUS 3RT2 contactor
Size Specifications Size S2
Extreme number 4-pole (4NO)
AC-1 rated current 110A (400V/40°C)
Control voltage 20-33V AC/DC wide range
Auxiliary contact 1NO+1NC
Rated insulation voltage 690V
Operating temperature -40°C～+70°C
weight Approximately 1.28 kg
Terminal type Screw terminals

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