Siemens 3RH2 Contactor Relay, 110 V ac Coil, 4-Pole, 10 A 690 V, 2 NO/2 NC, 690V

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RS Stock No.:
746-0730
Distrelec Article No.:
300-50-567
Mfr. Part No.:
3RH2122-1AF00
Manufacturer:
Siemens
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Brand

Siemens

Coil Voltage

110 V ac

Product Type

Contactor Relay

Number of Poles

4

Contact Voltage

690V

Contact Current

10A

Series

3RH2

Mount Type

Snap-On

Normal State Configuration

2 NO/2 NC

Number of Auxiliary Contacts

4

Auxiliary Contact Configuration

2 NO/2 NC

Terminal Type

Screw

Minimum Operating Temperature

-25°C

Control Circuit Voltage Uc

690 V

Operational Current Ie

10A

Maximum Operating Temperature

60°C

Length

57.5mm

Depth

73mm

Width

45 mm

Standards/Approvals

IEC 60068-2-30, IEC 60529, UL, IEC 81346-2, IEC 61508, EAC, CSA, CE, CCC

Pole and Throw Configuration

2 NO/2 NC

COO (Country of Origin):
DE

Siemens 3RH2 Series Contactor Relay, 57.5mm Length, 45mm Width - 3RH2122-1AF00


This contactor relay is intended for efficient control in various industrial applications. With a coil voltage of 110V AC, it integrates advanced technology with consistent performance, ensuring operation in various environments. It is suitable for users in automation and electrical fields who need a dependable solution for controlling motors and other equipment.

Features & Benefits


• Supports 4 poles for versatile switching capabilities

• Handles contact currents up to 10A for greater loads

• Operates effectively at 690V AC, allowing for broad application

• Equipped with screw terminals for secure connections

• Includes a 2NO + 2NC auxiliary contact configuration for enhanced functionality

• Designed for snap-on mounting to simplify installation

Applications


• Used for motor control in industrial machinery

• Utilised in control panels for improved functionality

• Ideal for HVAC systems requiring dependable operation

• Implemented in electrical distribution systems

What is the operating temperature range for this relay?


The relay operates effectively within a temperature range of -25°C to +60°C, making it suitable for various environments.

How does this relay perform during power surges?


It is designed to withstand a surge voltage resistance rated at 6kV, ensuring reliability during electrical spikes.

What is the expected mechanical service life of this device?


The device has a mechanical service life of approximately 30 million operating cycles, providing extended durability.

Is there a specific mounting guideline for this relay?


The relay can be mounted vertically and allows for a rotation of +/-180°, providing flexibility in installation.

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