Zero sequence (residual) current transformer (closed type)

Product overview

Features

•low cost

•The iron core is wound from a high-permeability magnetic material with no air gap, and the secondary winding is evenly wound with low magnetic leakage.

•A variety of external structure size

•A variety of specifications to choose from

Purpose

•Current and voltage monitoring, fire-proof leakage system, small current grounding system

•Electromagnetic relay protection device, microcomputer protection device

Focus

Product advantages

Exquisite appearance; small size; light weight; high precision; good consistency; moisture-proof and shock-proof

Detailed parameters

Description

•Shell material: engineering plastic, flame retardant grade 94-V0. Frequency: 50-2000 Hz

•Working temperature: -20°C-+50° C

•Working voltage: 600Vac • Dielectric strength: 2500Vac/min

•Impulse voltage: 5000V (1.2/50JJS standard lightning wave)

•Environmental protection: compliance with RoSH environmental protection requirements

•Accuracy grade: in line with 0.2, 0.5, 1.0

Model	Primary Current	Secondary Current	Rated continuous thermal current	Main loop current	Transformation ratio	Precision class	load	Inner diameter-length-width-height (mm)
ZMCTLF01	1A	0.5mA	2A	0~250A	2000:1	0.5	＜500	35*150-198-99-45
ZMCTLF02	1A	0.5mA	2A	0~630A	2000:1	0.5	＜500	50*220-288-133.5-45
ZMCTLF03	1A	0.5mA	2A	0~1000A	2000:1	0.5	＜500	60*300-368-144-45
ZMCTLF04	1A	0.5mA	2A	0~1600A	2000:1	0.5	＜500	120*400-504-240-60
ZMCTLF05	1A	0.5mA	2A	0~2000A	2000:1	0.5	＜500	160*500-612-288-60

Model	A	B	C	D	E	F	G
ZMCTLF1	198	45	99	35*150	/	177	5
ZMCTLF02	288	45	133.5	50*220	/	261	5
ZMCTLF03	368	45	144	60*300	14	342.6	/
ZMCTLF04	504	60	240	120*400	14	472	/
ZMCTLF05	612	60	288	160*500	14	580	/

Product Center

Sanyou has been deeply engaged in relay industry for 13 years.