Surge counter LED display type

SCA-20

OTOWA Surge counter can detect above certain lightning current that flows through earth wire and can indicate the number of them.

Specification（PDF ）
Manual
[SCA-20]（PDF ）

Features

・Compact, lightweight and easy to install
・Count the number of surge ingresses by simply passing an earth wire through the CT
・EU RoHS Compliant with regulated substances

Type

SCA-20

Specification

Type	SCA-20
Power source voltage	90V-240V (50Hz-60Hz)
Operating current (8/20μs)	10A/50A/100A Changing the current setting by short bar Initial current setting ：50A
Max. current	20kA (8/20μs)
Indication	2 digits LED (count max:254 times)
Signal contact	Operating time for 500ms.
Capacity of signal contact output	DC 30V 1A, AC125V 0.5A
Installing method	35mm DIN rail / M4 screw
Operating temperature	-10℃ ～ +60℃

Purpose

Surge detectors to detect lightning surges etc.

Basic Circuit Diagram

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