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产品介绍
Baldor葆德 BC139 并励直流电机
BC139 - Baldor .25HP-230V/SCR CNTL, AC, HP RES REQ., Electronic Control K.B. Control
Baldor
Applications: General purpose industrial use with permanent magnet or shunt wound DC motors Features: SCR controls have a free-wheeling diode and feature adjustable accel, decel, current limit, IR comp, min, and max speed pots to match applications. The anti-demag feature protects PM motors and helps protect the SCR power bridge against direct shorts. The controls have US and Canadian UL component recognition. A plug-in Horsepower Resistor and armature fuse must be ordered and installed in BC138, BC139, BC140, BC140-FBR, BC-141, and BC142. BC139
NEMA 1 Enclosed DC Controls for PMDC and Shunt Wound Motors