KDV 2.1-100-220/300-W1 REXROTH 控制

ABB 086329-004
A-B 150-C480NBD
ROCKWELL 2364-SPM03A
ICS TRIPLEX T8403
TRICONEX 4351B
B&R 2DS100.60-1
TOSHIBA USIO21
ABB UFC760BE43
ABB UFC760BE42
SST SST-PFB3-VME-2
ABB UFC760BE1142
ABB 3HAC028357-001
ABB UFC760BE1142
NI PCI-8517
GE DS200ADGIH1AAA

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Description

使SQ2常开触头断开,如果控制电路只受SQ2常开触头的控制,这时KM就会断开,使M停止,而这时水塔的水位还远没有达到上限水位,为了解决这个矛盾,只要在控制原理图中下限行程开关SQ2常开触头旁并联一个KM接触器的常开触头就可以了。当SQ2接通KM回路时,KM的主触头闭合的同时,与SQ2并联的一对常开触头也闭合了,等到撞块离开SQ2而使SQ2I常开断开时,KM线圈也不会失电,而继续保持得电状态

General Electric 100 Amp SFHA36AT0250 Spectra RMS

General Electric 125 Amp SFHA36T0250 W/ Shunt Aux

General Electric 150 Amp SFHA36T0250 W/ Shunt Aux

GE SFHA 24 frame with 250AMP trip unit & shunt