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dzsc/19/3679/19367935.jpg
BLK52 防爆断路器(ⅡC)
BLK52 Explosion-proof Circuit Breaker (ⅡC)
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一、适用范围
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1. 爆炸性气体环境危险场所：1区、2区；
2. 可燃性气体、蒸气级别：ⅡA、ⅡB；
3. 温度组别：T1~T6；
4. 户内、户外 (IP54)。
1. For the dangerous sites with explosive air mixture:
1 division、2 division;
2. Flammable gas, steam class：ⅡA、ⅡB;
3. Temperatures classification：T1~T6;
4. Indoor and outdoor(IP54).
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二、型号含义
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dzsc/19/3679/19367935.jpg
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三、性能特点
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1. 铸铝合金外壳，压铸成形，表面喷塑；
2. 内装C45N、C45AD、或NC100H高分断小型断路器；
3. 具有过载、短路等保护功能；
4. 钢管或电缆布线。
1. Diecasted Al-alloy shell with plastic-sprayed surface;
2. Inner mounted C45nc、45AD or NC100H mini breaker with high-
breaking;
3. Possessing the guarding function against overload and short, etc;
4. Steelpipe and cable wiring.
四、技术参数
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额定电压
Rated
voltage (V)
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额定电流
Rated
current (A)
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防爆标志
Explosion-
proofing marker
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防护等级
Protection
category
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防腐等级
Corrosion-
proofing grade
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进线口螺纹
Inlet's
thread
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电缆外径(mm)
Cable's outside
diameter
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380
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1, 3, 5, 10, 15,
20, 25, 32, 40,
50, 63, 80, 100
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ExdeⅡCT6
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IP54
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W, WF1, WF2
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G3/4
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Φ10~Φ15
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G1
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Φ12~Φ18
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G11/4
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Φ15~Φ22
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