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JR30 Series thermal relay

Related Categories:Relays

Product Detailed

JR30 series thermal relay is used in the circuit of 50/60Hz, rated insulation voltage 660V,rated current 0.1-85A for protecting

1.Application

JR30 series thermal relay is used in the circuit of 50/60Hz, rated insulation voltage 660V,rated current 0.1-85A for protecting the phase break when the electric motor is overloaded. Therelay has different mechanism and temperature compensation. It can be plugged in CJX5 seriesAC contactor. The product conforms to IEC60947-4-1.

2.Motion Characteristic: Three-phase Balance Motion Tim No Times of the setting current(A) Motion time Start conidition Ambient temperature

1	1.05	>2h			Cold state	20±5oC
2	1.2	<2h			Heat state (Following the No.1 test)
3	1.5	<4min
4	7.2	10A	2s< Tp ≤10s	≤63A	Cold state
		10	4s< Tp ≤10s	>63A

3.Phase-losing Motion Characteristic No Times the setting current(A) Motion time Start condition Ambient temperature

Any two phases	Another phase
1	1.0	0.9	>2h	Cold state	20±5oC
2	1.15	0	<2h	Heat state(Following the No.1 test)	20±5oC

4.Phase-losing Motion Characteristic
Ratings Type JR30-22 JR30-40 JR30-85

Nominal current	Ranges			Ranges			Ranges
Nominal current	Min.	Mid.	Max.	Min.	Mid.	Max.	Min.	Mid.	Max.
Rated current(A)	0.14	0.1	0.14	0.16
	0.21	0.16	0.21	0.25
	0.33	0.25	0.33	0.4
	0.52	0.4	0.52	0.63
	0.82	0.63	0.82	1
	1.3	1	1.3	1.6
	2.1	1.6	2.1	2.5
	3.3	2.5	3.3	4
	5	4	5	6	4	5	6
	6.5	5	6.5	8	5	6.5	8
	7.5	6	7.5	9	6	7.5	9
	8.5	7	8.5	10	7	8.5	10	7	8.5	10
	11	9	11	13	9	11	13	9	11	13
	15	12	15	18	12	15	18	12	15	18
	19	16	19	22	16	19	22	16	19	22
	22				18	22	26	18	22	26
	30				24	30	36	24	30	36
	34				28	34	40	28	34	40
	42							34	42	50
	55							45	55	65
	65							54	65	75
	74							63	74	85
Element No.	2 heaters	Standard			Standard			Standard
Element No.	3 heaters	Option			Option			Option
Aux. Contact		1NO 1NC			1NO 1NC			1NO 1NC
Reset type		Auto/Manual			Auto/ Manual			Auto/Manual
Power consumption		1.8VA/heater			1.8VA/heater			1.8VA/heater
Separate mounting unit		AZ-22H			AZ-40H			AZ-85H
Other model		JR30-22/3			JR30-40/3			JR30-85/3
		JR30-22			JR30-40			JR30-85
		JR30-22/L			JR30-40/L			JR30-85/L
Applied contactors		CJX5-9,12,18,22			CJX5-32,40			CJX5-50,65,75,85