DC Drive 
1/4 - 2.0 HP @ 230 VAC 1-Ph., 50 Hz: 180V armature
1/8 - 1.0 HP @ 115 VAC 1-Ph., 50 Hz: 90V armature
For the operation of Permanent Magnet DC Motors Only.
Function:
Series PDCD DC drives are new generation of DC drives for 1/8 - 2 HP motors and for use on line supply voltages from 230 or 115 V AC.

Function
Engine Protection Relay
watch on the water level and switch on or off the pump motors subject to availability of water at the reservoir and requirement level set at the upper tank.
