1. Ambient temperature:-5~+40℃, the average value cannot exceed to +35℃ within 24h

    2. Altitude:≤2,000m

    3. Relative humidity:≤95%

    4. Pollution level:II.

    5. Installation location:Mount on the place where has no obvious vibration or impact


EATS3 series automatic transfer switch is suitable for the rated voltage 240/415V AV 50/60Hz frequency, emergency power supply system. One source power failure, ATS automatically transfer between power supply and backup power source, no need manual operating, ensure the power supply reliability of important user, Mainly used in hospitals, shopping mall, bank, chemical industry, metallurgy, high-rise building, military facility and fire protection, etc. Some important places where do not allow power off.

The EATS3 automatic transfer switch consists of ontology and switch controller of two parts. Products use the electromagnetic drive, switching controller work power; standby supply is used to exchange 220V voltage, without additional control power supply. Ontology switch has the function of electrical or mechanical closing instructions used as a isolation indicator.


Technical Parameter

Model type


Rated current


Operating current


Rated short-time withstand current


Operating period



2 pole, 3 pole, 4 pole





Small volume, convenient installation

Under voltage and over voltage protection, open-phase protection , complete function

Operating parameter adjustable

There are one-piece, split two types for users choose

Open and close operated with a electromagnetic coil

Easy structure and easy maintain

No extra electric conduction parts, simple structure but long service life


Ordering Note:

Product name, model

Rated Current

Operating Current

No. of Poles

Rated Short-time Withstand Current

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