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Siemens Contactor, 24 V ac Coil, 3-Pole, 38 A, 18.5 kW, 1 NO/1 NC, 400V

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PHP16,104.01

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PHP18,036.49

(inc. VAT)

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  • Plus 2 unit(s) shipping from February 09, 2026
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Better World

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RS Stock No.:
213-0505
Mfr. Part No.:
3RT2028-1AC20
Manufacturer:
Siemens
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Brand

Siemens

Coil Voltage

24 V ac

Product Type

Contactor

Number of Poles

3

Contact Voltage

400V

Contact Current

38A

Power Rating

18.5kW

Function

Motor Control

Normal State Configuration

1 NO/1 NC

Auxiliary Contact Configuration

1 NO/1 NC

Number of Auxiliary Contacts

2

Terminal Type

Screw Clamp

Minimum Operating Temperature

-25°C

Maximum Operating Temperature

60°C

Standards/Approvals

No

Length

85mm

Depth

97mm

Width

45 mm

Better World Product

Yes

Better World Claim

Low Carbon Manufacture

COO (Country of Origin):
DE

Siemens size S0, 3RT2 Series Contactor, 24V AC Coil Voltage, 38A Current Rating - 3RT2028-1AC20


This contactor is a crucial component in automation and control systems, designed to manage high power applications efficiently. Operating at a coil voltage of 24V AC, it supports a load current of 38A and features a compact size S0 form factor with dimensions of 85mm x 45mm x 97mm. This product is built for reliable performance in various environments.

Features & Benefits


• Capable of handling 3-pole configurations for versatile use

• Designed for DIN rail mounting, ensuring easy installation

• Equipped with 2 auxiliary contacts for enhanced functionality

• Operates efficiently within a wide temperature range of -25°C to +60°C

• Supports an impressive power rating of 18.5kW at 400V AC

Applications


• Suitable for controlling motors in industrial automation

• Ideal for use in heating and lighting systems

• Utilised in conveyor systems to enhance operational efficiency

• Used in machinery requiring high power switching

• Effective in demanding precise control solutions

How does the contactor enhance the reliability of electrical circuits?


The robust design ensures a mechanical service life of up to 10 million operations, significantly reducing downtime.

What auxiliary features does this product offer that benefit installation?


It includes screw-type terminals for main and auxiliary circuits, allowing for straightforward and secure electrical connections.

How does the operating temperature range affect performance in different environments?


With a wide temperature tolerance, it reliably functions even in challenging conditions, making it suitable for varied industrial applications.

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