TRE series circuit breaker and auxiliaries comply with the following international standard: 1.IEC/EN 60947-1 Low-voltage switchgear and controlgear-part 1: General rules; 2.IEC/EN 60947-2 Low-voltage switchgear and controlgear-part 2: Circuit breakers; TRE series ELCB(Standard use environment for TRE series ELCB) 1. Ambient temperature: Within the range of -5oC--+40oC(However, the average for the duration of 24 hours must not exceed 35oC); 2. Altitude: 2000m or less 3. Installation class: III 4. The magnetic field near the instalation site should not be more than five times the earth magnetic field in any direction. 5. Pollution: II Classification: According to the poles: 3-poles, 4-poles According to the breaking capacity: S-type, H-type According to the rated current: Fix type, Adjustable type(08In-1.0In) According to the trip action time: Fix type, Adjustable type(0.1s/0.3s/0.5s or 0.45s/1.0s/2.0s) According to the rated residual current: Fix type, Adjustable(30mA/100mA/300mA/500mA)

TRE series ELCB

Standard:
TRE series circuit breaker and auxiliaries comply with the following international standard:
1.IEC/EN 60947-1
Low-voltage switchgear and controlgear-part 1: General rules;
2.IEC/EN 60947-2
Low-voltage switchgear and controlgear-part 2: Circuit breakers;

TRE series ELCB(Standard use environment for TRE series ELCB)
1. Ambient temperature: Within the range of -5oC--+40oC(However, the average for the duration of 24 hours must not exceed 35oC);
2. Altitude: 2000m or less
3. Installation class: III
4. The magnetic field near the instalation site should not be more than five times the earth magnetic field in any direction.
5. Pollution: II

Classification:
According to the poles:                                          3-poles, 4-poles
According to the breaking capacity:                       S-type, H-type
According to the rated current:                               Fix type, Adjustable type(08In-1.0In)
According to the trip action time:                            Fix type, Adjustable type(0.1s/0.3s/0.5s or 0.45s/1.0s/2.0s)
According to the rated residual current:                 Fix type, Adjustable(30mA/100mA/300mA/500mA)


Technical data table:

Ampere frame size		TREF4(250A)
Breaking capacity code		S		H
Product code and poles		3P	4P	3P	4P
		TREF4-S3	TREF4-S4	TREF4-H3	TREF4-H4
Protective function		Over load & Short circuit & Ground fault
Rated current, In(A)		100, 125, 160, 180, 200, 225, 250
Rated residual current	Operating, IΔn(mA)	30, 50, 100, 200, 300, 500
	Non-operating, IΔno(mA)	15, 25, 50, 100, 150, 250
Adjustable part	Rated current setting(0.8In-1.0In)	√	√	√	√
	Lockup device for operating handle	√	√	√	√
	Residual current, IΔn	30mA/100mA/300mA/500mA
	Trip action time	0.1s/0.3s/0.5s
Rated operational voltage, Ue(V), AC 50/60 Hz		240/415
Rated insulation voltage, Ui(V)		1000
Rated impulse withstand voltage, Uimp(kV)		8
Residual current off-time at IΔn ,Sec (s)		0.1
Standard		Conformity with IEC/EN 60947-2
Rated frequency(Hz)		50/60
Rated short-circuit breaking capacity, Icu(kA)
AC	240V	50		65
	415V	37		50
Ics=% * Icu		100%
Mechanical life(circle)		7000
Electrical life(circle)		1000
Dimension: Length*Width*Height	2-poles	-
	3-poles	165*105*60
	4-poles	165*140*60

Built-in accessory:

Built-out accessory:

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ZHEJIANG QIANNA ELECTRIC CO.,LTD.