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ELCB TREF4(250A) 4P
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TRE ELCB
1.Small size, high capacity;
2.Rated current have fixed type and adjustable type(0.8In-1.0In);
3.Modular structure design, better performance;
4.Ics=100% Icu;
Description
TRE series circuit breakers and auxiliaries comply with the following international standard:
IEC/EN 60947-1: Low-voltage switchgear and controlgear-Part 1: General rules
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 type(30mA/100mA/300mA/500mA)
Technical
| Frame size | TREF4 (250A) | ||||
| Breaking capacity code | S | H | |||
| Type and pole | 3P | 4P | 3P | 4P | |
| TREF4-S3 | TREF4-S4 | TREF4-H3 | TREF4-H4 | ||
| Protective function | Overload & Short-circuit & Ground fault | ||||
| Rated current ,In (A) | 100A, 125A, 160A, 180A, 200A, 225A, 250A | ||||
| Rated residual current | Operating ,IΔn (mA) | 30mA, 50mA,100mA,200mA,300mA,500mA | |||
| Non-operating ,IΔno (mA) | 15mA,25mA,50mA,100mA,150mA,250mA | ||||
| Adjustable part | Rated current setting(0.8In~1.0In) | √ | √ | ||
| Lockup device for operating handle | √ | √ | |||
| Residual current setting, IΔn | 30mA / 100mA / 300mA / 500mA | ||||
| Trip action time setting | 0.1s / 0.3s / 0.5s | ||||
| Rated operational voltage ,Ue (V) ,AC 50/60 Hz | 240V/415V | ||||
| Rated insulation voltage ,Ui (V) | 1000V | ||||
| Rated impulse withstand voltage ,Uimp (KV) | 8kV | ||||
| Residual current off-time at IΔn ,Sec (s) | 0.1s | ||||
| Standard | Conformity with IEC / EN 60947-2 | ||||
| Rated frequency (Hz) | 50/60 Hz | ||||
| Rated short-circuit breaking capacity ,Icu (KA) | |||||
| AC | 240V | 50kA | 65kA | ||
| 415V | 37kA | 50kA | |||
| Ics=%*Icu | 100% | ||||
| Mechanical life (circle) | 7000 | ||||
| Electrical life (circle) | 1000 | ||||
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Dimension Length*Width*Height(mm)
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2-pole | - | |||
| 3-pole | 165mm*105mm*60mm | ||||
| 4-pole | 165mm*140mm*60mm | ||||
Built-in accessory:
Built-out accessory：
Send Inquiry
Please feel free to contact with us at bruce.lee@hiselec.com or filling up an enquiry form instructed at the bottom, You will get an effective response within 24 hours from Our sales representative. Thanks for your valued time with interest!
