| 用途 Application |
Ⅱ QJZ系列智能化矿用隔爆兼本质安全型双速（双回路）真空电磁起动器适用于煤矿井下，交流50Hz 额定电压1140V（660V）的线路中，对电流400（200A）及以下三相鼠笼型双绕组电机直接连动，停止和双速切换及单机、联机进行控制
Ⅱ QJZ serise intelligent mining used ex-proof intrinsic safety dual speed (dual circuits)vacuum elecuum elecrtomagnetic starter is suitable in coal well to directly start,stop and dualspeed switch-over 3 phase squirrel cage motor of 50Hz,rated volatage 1140V (660) rated current up to 400A(200A) Proceeds single control or interlocked operate with others. |
| 特点 Characteristics |
Ⅱ 起动器具有失压、过压、过载、短路、断相及漏电闭锁保护。
Ⅱ The starter has the function of protections for voltage faiure, over voltage,over loading short circui phase failure and leakage locking |
| 技术参数 Technical parameter |
|
型号 Type |
QJZ-400S/1140（660） |
QJZ-315S/1140（660） |
QJZ-200S/1140（660） |
QJZ-2X200S/1140（660） |
|
名称 Name |
双速 Dual speed |
双速 Dual speed |
双速 Dual speed |
双回路 Dual circuit |
|
额定电流 Rated current |
400A |
315A |
200A |
200A |
|
额定电压 Rated voltage |
1140V,660V |
1140V,660V |
1140V,660V |
1140V,660V | | | | |
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