3UA59-40-1B_SIEMENS_PRODUCT_Easy Semiconductor Technology (Hong Kong) Limited 易擇半導體科技(香港)有限公司

The 3UA59-40-1B is part of Siemens' extensive range of thermal overload relays, designed to provide protection to motors against overload conditions. This device is primarily used in industrial applications to prevent motors from operating under potentially damaging overloads, which can cause overheating and, in turn, shorten the motor’s service life.

400-887-3214

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Siemens 3UA59-40-1B Thermal Overload Relay - Technical Parameters
Rated Current (In): 4 A to 6 A

Rated Operating Voltage (Ue):

AC: 690 V (max)

DC: 250 V (max)

Tripping Class (Thermal Time-Current Characteristic):

Class 10 (standard)

Adjustable within specified range for customized protection

Operating Temperature Range:

-25°C to +60°C

Auxiliary Contacts: 1NO (Normally Open) and 1NC (Normally Closed) auxiliary contacts, optional

Relay Type:

Thermal overload relay

Can be mounted on DIN rail or through screw mounting

Response Time:

Quick trip time in the event of overload, especially during short-circuit and heat rise situations

Current Setting Range:

Adjustable from 4 A to 6 A

Enclosure Rating:

IP20 (suitable for indoor use with protection against finger contact)

Mounting:

Compatible with Siemens 3UA59 base or can be mounted directly to DIN rail

Dimensions:

Width: 45 mm

Height: 78 mm

Depth: 103 mm

Weight:

Approx. 0.2 kg

Certifications:

CE

UL-listed for motor protection

Standards Compliance:

IEC 60947-4-1 (Low-voltage switchgear and controlgear)

UL 60947-4-1 (Motor controllers)

SERVICE HOTLINE 400-887-3214

Mail jilineasyyi@outlook.com ADDRESS Unit 12, 20th Floor, Good View Commercial Centre, 2-16 Garden Street, Mong Kok, Hong Kong

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Easy Semiconductor Technology (Hong Kong) Limited 易擇半導體科技(香港)有限公司吉ICP备2024020526号-1