>ZR2 Thermal Overload Relay

General

Electric ratings: AC 50/60Hz, 690V, 0.1A~630A;
Tripping class: 10A;
Mounting version:
a. Plug-in: Available for ZR2-03,13,23,33,43;
b. Independent: Available for ZR2-53, 63;
Standard: IEC/EN 60947-4-1

Type Designation

Features

Technical Data

Protection properties

Item	Series No.	I/In		Operating time Tp	Test condition
Overload protection	1	1.05		>2 h	Start from cold status
	2	1.2		≤2h	Start from heat status, right after item No.1
	3	1.5		≤2min	Start from heat status, right after item No.1
	4	7.2		2s<Tp≤10s	Start from cold status
Phase failure protection	5	Any two phases	Another phase	>2 h	Start from cold status
	5	1.0	0.9	>2 h	Start from cold status
	6	1.15	0	≤2 h	Start from heat status, right after item No.5

Assembly with contactor

Model of overload relay	Code	Rated current (A)	Recommended fuse type (RT16 is recommended)		Contactor Matched
Model of overload relay	Code	Rated current (A)	aM	gG	ZC1-09 ZC1-12 ZC1-18 ZC1-25 ZC1-32
ZR2-13	1301	0.1~0.16	0.25	2
	1302	0.16~0.25	0.5	2
	1303	0.25~0.4	1	2
	1304	0.4~0.63	1	2
	1305	0.63~1	2	4
	1306	1~1.6	2	4
	1307	1.6~2.5	4	6
	1308	2.5~4	6	10
	1310	4~6	8	16
	1312	5.5~8	12	20
	1314	7~10	12	20
	1316	9~13	16	25
	1321	12~18	20	35
	1322	17~25	25	50
ZR2-23	2353	23~32	40	63	ZC1-32
ZR2-23	2355	30~40	40	80	ZC1-32
ZR2-33	3353	23~32	40	63	ZC1-40 ZC1-50 ZC1-65 ZC1-80 ZC1-95
	3355	30~40	40	100
	3357	37~50	63	100
	3359	48~65	63	100
	3361	55~70	80	125
	3363	63~80	80	125
	3365	80~93	100	160

Overall and mounting dimensions (mm)

Wiring

Items			ZR2-03	ZR2-13	ZR2-23	ZR2-33
Cross section area of conductor mm²	Main circuit	Single core or stranded wire	1~4	1~4	4~10	4~35
	Main circuit	Wiring screw	M3.5	M4	M4	M10
	Auxiliary circuit	Single core or stranded wire	0.5~2.5	0.5~2.5	0.5~2.5	0.5~2.5
	Auxiliary circuit	Wiring screw	M3.5	M3.5	M3.5	M3.5

Industrial Controls Catalogue