Sontuoec Strs2 Series (3UA) Thermal Relay

Product Description

Product Description

 

Application

 

3UA type  thermal overload relay is suitable for AC 50/60Hz, voltage up to 660V and current up to 630A,general AC motor of long or discontinuous long operation, used as overload protection and hasthe functions of breaking phase protection, temperature compensation, and trip indication. Itcan automatically and manually get back. It can be fixed with contactor CJX1 together, also beindependtly fixed. The product conforms to IEC60947-4-1 stardand.

 

Motion Characteristic: Three-phase Balance Motion Time

 

No	Times of the setting current	Motion time			Start condition	Ambient temperature
1	1.05	>2h			Cold state	20±5^oC
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

 

Phase-losing Motion Characteristic

 

No	Times of the setting current		Motion time	Start condition	Ambienttemperature
	Any two phases	Another phase
1	1.0	0.9	>2h	Cold state	20±5^oC
2	1.15	0	<2h	Heat state(Following the No.1 test)

 

Specification

 

 

Type	Number	Setting range(A)	For contactor		Type	Number	Setting range(A)	For contactor
SRS2-12.5/Z	0A	0.1~0.16	CJX1-09 CJX1-12		SRS2-25/Z	0A	0.1~0.16	CJX1-16 CJX1-22
	0C	0.16~0.25				0C	0.16~0.25
	0E	0.25~0.4				0E	0.25~0.4
	0G	0.4~0.63				0G	0.4~0.63
	0J	0.63~1				0J	0.63~1
	0K	0.8~1.25				0K	0.8~1.25
	1A	1~1.6				1A	1~1.6
	1B	1.25~2				1B	1.25~2
	1C	1.6~2.5				1C	1.6~2.5
	1D	2~3.2				1D	2~3.2
	1E	2.5~4				1E	2.5~4
	1F	3.2~5				1F	3.2~5
	1G	4~6.3				1G	4~6.3
	1H	5~8				1H	5~8
	1J	6.3~10				1J	6.3~10
	1K	8~12.5				1K	8~12.5
	2S	10~14.5				2A	10~16
						2B	12.5~20
						2C	16~25

Our Services:
 

1. Competitive price
2. Continuance Service and support
3. Good-after service
4. Quality Reliability and Long Product Life.

WENZHOU SANTUO ELECTRICAL CO,LTD.  
  is one of manufactories that specialize in manufacturing AC CONTACTOR, Thermal Relay and Circuit Breaker, and is located in Liushi.Wenzhou.China 


Thanks for your reading.If any product meets your need.Welcome to send us an email.We are sure your any information can be attentioned without any delay.