ETCR022KU Microampere Level High-precision Leakage Current Sensor Manufacturer & Supplier

ETCR022KU Microampere Level High-precision Leakage Current Sensor

Detection of AC leakage current, higher harmonic current, phase, power factor etc. Lightning arrester and insulator on-line detecting

1. Model No.: ETCR022KU

2. Range: 0.000mA～10A AC

3. Turn Ratio：1000:1

4. Resolution: 1uA AC

5. Accuracy Class: 0.5

6. CT Size：Φ22mm

Overview
Specification
Relate Model
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Overview

ETCR022KU Microampere Leakage Current Sensor adopts advanced CT magnetic shielding technology, which has superior anti-interference ability and fearless complex interference environment, and can accurately test weak current of 1 microamperes. Suitable for high-precision AC leakage current, high harmonic current, phase, power, power, power factor and other detection. The sensor adopts open and close design, it is not necessary to disconnect the circuit under test during installation. The on-site installation is particularly convenient and fast. It can be connected with phase detection analyzer, industrial control device, data recorder, oscilloscope, harmonic analyzer, power quality analyzer, high precision. Digital multimeters, etc. Widely used in electric power, communications, meteorology, railways, oil fields, construction, measurement, scientific research and teaching units, industrial and mining enterprises and other fields.

Specification

Technical Parameter

Function	Description
Function	Detect AC leakage current、higer harmonic current、phase、power factor、lightning arrester and insulator on-line detectingetc.
Detection Method	Split type CT, no need to disconnect the circuit in testing,suitable for online installation
CT Size	φ22mm
Range	0.000mA～10A AC
Resolution	1uA AC
Accuracy Class	0.5
Turn Ratio	1000:1
Phase Error	≤1°
Secondary Load	0~100mA ≤ 300Ω 0~1A ≤ 30Ω 0~10A ≤ 3Ω
Shield	Double shield suitable for complex interference environments
Output Method	Current sensing output
Output Interface	2-core shielded wire
Frequency	10Hz～100KHz
Safety Class	CATⅢ600V
Dimension	96mm×94mm×34mm
Weight	480g
Waterproof Level	IP65
Working Temperature	-15℃～50℃
Insulating Strength	AC3700V/ms ( between the core and coil)

Relate Model

Model	Range	Resolution	Accuracy Class	Turn Ratio	Split Size	Weight	Output Interface
ETCR022KU	0.000mA～10A AC	0.001mA	0.5	1000：1	φ22mm	480g	2-core shielded wire
ETCR045KU	0.000mA～10A AC	0.001mA	0.5	1000：1	φ45mm	830g	connection terminal (S1,S2 coil tap terminal, GND shielded terminal)
ETCR080KU	0.000mA～10A AC	0.001mA	0.5	1000：1	80mm ×20mm	820g	connection terminal (S1,S2 coil tap terminal, GND shielded terminal)
ETCR090KU	0.000mA～10A AC	0.001mA	0.5	1000：1	φ90mm	1350g	connection terminal (S1,S2 coil tap terminal, GND shielded terminal)