Назначение
Для защиты электродвигателей и электроустановок, подключённых к трёхфазной сети, в случаях: отсутствия напряжения хотя бы в одной из фаз, снижения напряжения меньше установленной величины, асимметрии напряжения, нарушения чередования фаз.
Принцип работы
Если параметры сети, питающей электродвигатель, в пределах нормы, то контакты исполнительного реле замкнуты, и на катушку контактора электродвигателя подаётся напряжение, управляющее его включением. В случае одной из вышеперечисленных аварийных ситуаций контакты исполнительного реле размыкаются, отключая контактор с задержкой во избежание случайного отключения двигателя при кратковременных отклонениях параметров питающей сети от номинальных. Включение
происходит автоматически после восстановления номинальных параметров сети питания.
{"795":"EA04.004.001","796":"EC001441","228":"3x500","1269":"2\u04458 \u0410\u0421-1 \/ 250 \u0412","187":"2 AC-15","130":"2NO\/NC","508":"\u0441\u043c. \u0442\u0430\u0431\u043b.1","1432":"400","927":"4 \u0441\u0432\u0435\u0442\u043e\u0434\u0438\u043e\u0434\u0430","1452":"20-80","1516":"","1249":"420","1250":"580","530":"5","1187":"","1728":"1...10","1521":"5","1522":"0,5","1379":"1\u202615","529":"1,6","950":"-25\u2026+50","305":"IP20","1273":">100000","870":"2","116":"III","1066":"70\u044590\u044565","1301":"2,5 \u043c\u043c2","1274":"0,5","317":"4S","1050":"180","196":"DIN-\u0440\u0435\u0439\u043a\u0430 35 \u043c\u043c"}
CKF-345
- Напряжение 3х500 В, асимметрия регулируемая 20-80 В, контроль чередования фаз, контроль напряжения, контакт 2NO/NC.
{"795":"EA04.004.002","796":"EC001441","228":"3x690","1269":"2\u04458 \u0410\u0421-1 \/ 250 \u0412","187":"2 AC-15","130":"2NO\/NC","508":"\u0441\u043c. \u0442\u0430\u0431\u043b.1","1432":"400","927":"4 \u0441\u0432\u0435\u0442\u043e\u0434\u0438\u043e\u0434\u0430","1452":"20-80","1516":"","1249":"600","1250":"780","530":"5","1187":"","1728":"1...10","1521":"5","1522":"0,5","1379":"1\u202615","529":"1,6","950":"-25\u2026+50","305":"IP20","1273":">100000","870":"2","116":"III","1066":"70\u044590\u044565","1301":"2,5 \u043c\u043c2","1274":"0,5","317":"4S","1050":"180","196":"DIN-\u0440\u0435\u0439\u043a\u0430 35 \u043c\u043c"}
CKF-346
- Напряжение 3х690 В, асимметрия регулируемая 20-80 В, контроль чередования фаз, контроль напряжения, контакт 2NO/NC.
{"795":"EA04.004.007","796":"EC001441","228":"3x400","1269":"2x8 AC-1 \/ 250\u0412 AC","130":"2NO\/NC","508":"\u0441\u043c. \u0442\u0430\u0431\u043b.1 \u0420\u042d","187":"2","927":"2 \u0441\u0432\u0435\u0442\u043e\u0434\u0438\u043e\u0434\u0430","1516":"","1517":"320","1518":"480","1452":"20-80","530":"5","1187":"","1520":"1...10","1521":"5","1522":"0,5","1379":"2...360","1273":">100000","529":"1.6","305":"I\u042020","870":"2","116":"III","950":"-25...+50","255":"\u0432\u0438\u043d\u0442\u043e\u0432\u044b\u0435 \u0437\u0430\u0436\u0438\u043c\u044b 2,5 \u043c\u043c2","1274":"0,4","1066":"18x90x65","317":"1S","1050":"70","196":"\u043d\u0430 DIN-\u0440\u0435\u0439\u043a\u0443 35\u043c\u043c"}
CKF-318
- Напряжение 3х400 В,
- асимметрия 20-80 В,
- контроль чередования фаз, контроль напряжения,
{"795":"EA04.004.003","796":"EC001441","228":"3x400","1269":"2\u04458 \u0410\u0421-1 \/ 250 \u0412","508":"\u0421\u043c. \u0442\u0430\u0431\u043b.1 \u0432 \u0420\u042d","187":"2","130":"1NO, 1NC","927":"2 \u0441\u0432\u0435\u0442\u043e\u0434\u0438\u043e\u0434\u0430","1452":"80","1510":"1\u202610","1511":"320","1512":"5","1513":"480","1514":"0,5","1272":"2","530":"5","529":"1,6","950":"-25\u2026+50","305":"IP20","1273":">100000","870":"2","116":"III","1066":"35\u044590\u044565","255":"\u0432\u0438\u043d\u0442\u043e\u0432\u044b\u0435 \u0437\u0430\u0436\u0438\u043c\u044b\t2,5 \u043c\u043c2","1274":"0,5","317":"2S","196":"DIN-\u0440\u0435\u0439\u043a\u0430 35 \u043c\u043c"}
CKF-11
- Напряжение 3х400 В,
- асимметрия 80 В,
- контроль чередования фаз,
{"795":"EA04.004.004","796":"EC001441","228":"3x400","1269":"2\u04458 \u0410\u0421-1 \/ 250 \u0412","130":"1NO, 1NC","508":"\u0441\u043c. \u0442\u0430\u0431\u043b.1","187":"2 AC-15","1516":"","1517":"320","1518":"480","1452":"80","530":"5","1187":"","1520":"1...10","1521":"5","1522":"0,5","1743":"2","1273":">100000","529":"1,6","305":"IP20","870":"2","116":"III","950":"-25\u2026+50","255":"\u0432\u0438\u043d\u0442\u043e\u0432\u044b\u0435 \u0437\u0430\u0436\u0438\u043c\u044b 2,5 \u043c\u043c2","1066":"35\u044590\u044565","317":"2S","957":"0,1","196":"DIN-\u0440\u0435\u0439\u043a\u0430 35 \u043c\u043c","1274":"0,5"}
CZF-13
- - напряжение 3х400 В;
- - асимметрия 80 В;
- - контроль напряжения;
{"795":"EA04.004.008","796":"EC001441","228":"3x400","1269":"2x8 AC-1 \/ 250 \u0412 AC","130":"2NO\/NC","508":"\u0441\u043c. \u0442\u0430\u0431\u043b.1","187":"2","927":"2 \u0441\u0432\u0435\u0442\u043e\u0434\u0438\u043e\u0434\u0430","1516":"","1517":"320","1518":"480","1452":"20-80","530":"5","1187":"","1520":"1...10","1521":"5","1522":"0,5","1379":"2...360","1273":">100000","529":"1,6","305":"I\u042020","870":"2","116":"III","950":"-25...+50","255":"\u0432\u0438\u043d\u0442\u043e\u0432\u044b\u0435 \u0437\u0430\u0436\u0438\u043c\u044b 2,5 \u043c\u043c2","1274":"0,4","1066":"18x90x65","317":"1S","1050":"70","196":"\u043d\u0430 DIN-\u0440\u0435\u0439\u043a\u0443 35 \u043c\u043c"}
CZF-314
- - напряжение 3х400 В;
- - асимметрия 20-80 В;
- - контроль напряжения;