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Siemens 3RT2 Contactor, 24 V Coil, 3-Pole, 16 A, 7.5 kW 24 V, 3 NO, 400V

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RS Stock No.:
706-1263
Distrelec Article No.:
301-24-299
Mfr. Part No.:
3RT2018-2BB42
Manufacturer:
Siemens
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Brand

Siemens

Coil Voltage

24 V

Product Type

Contactor

Number of Poles

3

Contact Voltage

400V

Contact Current

16A

Series

3RT2

Power Rating

7.5kW

Function

Motor Control

Mount Type

DIN Rail

Normal State Configuration

3 NO

Number of Auxiliary Contacts

1

Auxiliary Contact Configuration

1 NC

Terminal Type

Spring Loaded

Minimum Operating Temperature

-25°C

Operational Current Ie

22A

Control Circuit Voltage Uc

24 V

Maximum Operating Temperature

60°C

Width

45 mm

Depth

73mm

Length

70mm

Standards/Approvals

EAC

Better World Claim

Low Carbon Manufacture

Better World Product

Yes

Pole and Throw Configuration

3

COO (Country of Origin):
DE

Siemens size S00, 3RT2 Series Contactor, 24V DC Coil Voltage, 3 Poles - 3RT2018-2BB42


This contactor is a reliable three-pole switching device designed for various industrial automation applications. It features a compact size S00 format, measuring 70mm in length, 45mm in width, and 73mm in depth. Operating at a coil voltage of 24V DC with a contact current rating of 16A, it is suitable for controlling motors and other electrical loads at up to 400V AC.

Features & Benefits


• Operates efficiently at 400V AC for reliable performance

• Spring-loaded terminal connections ensure secure wiring

• Offers one NC auxiliary contact for versatile functionality

• Supports DIN rail mounting for easy installation

Applications


• Utilised in motor control circuits for automation tasks

• Ideal for use in HVAC systems requiring efficient control

• Effective in conveyor systems to manage electrical loads

• Suitable for machine tools needing reliable switching actions

• Applied in various sensing and control in factories

What is the significance of the three-pole configuration?


The three-pole configuration allows for the control of three-phase electrical systems, providing efficient switching capabilities for motor applications, ensuring balanced load distribution.

How does the contactor maintain performance under varying temperatures?


With an operational range of -25°C to +60°C, this device is designed to perform reliably across a wide temperature spectrum, making it suitable for diverse environmental conditions.

What type of electrical connections does it support?


The contactor supports spring-loaded terminals for both main and auxiliary circuits, accommodating solid and stranded conductors with cross-sections ranging from 0.5mm² to 4mm², enhancing installation flexibility.

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