Elca electrocolouring static digital power supplies - type ESD
Main technical features
  1. Supply Voltage: 400 Vac three phase – 50Hz (or different on request).
  2. DC and AC output
  3. Electronic digital control , 0 ÷ 100%
  4. Stepless output voltage adjustment, constant voltage control with adjustable ramp time.
  5. Standard sizes:
    Output voltage up to 25 Volt
    Output current from 1.000 to 20.000 Ampere
    (different values on request).
  6. Air cooling with electroventilator(s) and air filters. (Protection degree IP20)
    water cooling with heat exchanger (Protection degree IP54) on request.
  7. Remote digital control panel equipped with process computer.
Comparison table
  TYPE
ELECTRO-MECHANICAL STATIC
SUPPLY SINGLE PHASE
(Input current in two supply phases only)
THREE PHASE
(Input current balanced on the three phases)
MAINTENANCE NECESSARY (Periodically) NOT NECESSARY
DC OUTPUT ONLY IF REQUESTED ALWAYS AVAILABLE
OUTPUT WAVEFORM SHAPE NOT MODIFIABLE MODIFIABLE
RESPONSE TIME LONG SHORT
ACCURACY POOR GOOD