China Coal Industrial & Mining Supplies Group Co.,Ltd |
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Specifications
1.Economize the electric
2.Handheld remote control
3.Contactless control
Features
1.The comprehensive protection device,strong anti-interference ability,protection is sensitive and reliable,high measuring precision;
2.the Chinese large screen liquid crystal display,automatic backlight,menu operation instructions;
3.the main operating authorization code,effectively preventing misoperation;
4.with the event memory,inquiry function;
5.with a standard RS485 interface,configuration for mine electric power monitoring system,telemetry,remote control,remote communication,remote adjustment four distance functions,to achieve power automation equipment.
6.with no less than 2500 meters of long distance protection function.
Components:
comprehensive protection equipment consists of buttons, contactors, protector ,relays and other components
Application stations:
1.altitude less than 2000m
2.Environment temperature:-20℃- +40℃
3.Relative humidity: less than 95% (when25℃)
4.To place where there is no strong vibration and slop less than 15°
5.Can’t be placed in where there is strong corrosive gas and insulation damage steam
6.Can be exist in underground mine with methane and or other explosion dangerous elements
Technical parameter:
1,main transformer technical specifications
Item | Unit | ZBZ-8 | ZBZ-10 |
Rated capacity | KVA | 8 | 10 |
Rated voltage | V | 1140,660,380/133 | 1140,660,380/133 |
Rated current | A | 4.05,6.10,12.15/36.37 | 5.06,8.75,15.18/45.46 |
Mode of connection |
| Y, △/△ | Y, △/△ |
Acceptable temperature rise | ℃ | 85 | 85 |
Insulation class |
| B | B |
2,short circuit protection parameter
Cable cross section (M) | Protection distance(m) | |
ZBZ-8 | ZBZ-10 | |
16 | 600 | 600 |
10 | 400 | 400 |
6 | 250 | 250 |
4 | 150 | 150 |
3,signal protection parameter
Cable cross section(M) | Protection distance(m) | |
ZBZ-8 | ZBZ-10 | |
6 | 1800 | 1800 |
4 | 1400 | 1400 |
2.5 | 850 | 850 |
1.5 | 600 | 600 |