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Heater Power Controller

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Our range of single, two and three phase heater power controller are suitable for triggering pulses to fire back-to-back connected SCRs.
Models: POW-1, POW-2, POW-3/S and POW-3/D

Available Ratings3KW Single phase to 300KW Three phase
Available ConfigurationSingle phase, Two phase, Three phase (3 or 4 wire star and 6 wire delta)
Control ActionPhase angle control (self synchronized)
Control Signal(4-20)mA / (0-5)VDC / (0-10)VDC / Potentiometer (Control signal available from PID temperature controller.
OutputSuitable Triggering pulses to fire back-to-back connected SCRs.
Smooth ControlAdjustable Ramp Up and Ramp Down Time for soft increase and decrease of output voltage.
Current ControlUsing Current Limit and Trip settings on card. (LTC-13)
SettingsFor adjusting voltage and current per phase
Load TypeSuitable for both resistive and inductive / transformer load (15A to 300A @ 110/230/415 VAC)
AvailabilityIn the form of 1, 2 & 3 phase triggering cards, complete Thyristor power pack or ready to use control panel with suitable PID or Program controller. Triggering cards are also suitable for 1 & 3 phase rectifiers.
DC rectifier applicationUsing LTC-15 card 6 SCRs can be controlled in full wave bridge configuration.
Supply Voltage230/380/415 VAC, 50/60 Hz.
Available ModelsSingle Phase power pack POW-1 Two Phase power pack POW-2 Three phase power pack in star with neutral 4 wire configuration – POW-3/S Three phase power pack in six wire open delta configuration – POW-3/D
Other accessories provided with each power packSemiconductor fuse per phase – to protect thyristors against short circuit condition. Thermal cut out switch on heat sink – to protect tyristors against over heating Cooling fan on heat sinks for thyristor above 50Ampere Heavy duty input/output terminals for supply and heater connections.
Size (Power Pack)As per Std.
MountingPower pack can be mounted on the base plate of the control panel


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