- load type: 3 phase, resistive, transformer primary side, Kanthal Super molybdenum MoSi2, or silicium carbide SiC
- maximum load current: 20-100A
- maximum load voltage:
- THW-A1: 100-240Vac
- THW-A4: 400-440Vac
- firing modes:
- phase angle (for resistive and transformer primary side)
- zero crossing on/off (for resistive loads only)
- soft start on all modes
- control modes:
- proportional phase angle (open loop)
- constant voltage
- proportional voltage
- proportional voltage square (V2)
- voltage square feedback (V2)
- inputs:
- group 1 (configurable within the group):
- 0/4-20mA
- 0/1-5Vdc
- 0/12Vdc
- potential free relay contact input
- group 2 (configurable within the group):
- 0-10Vdc
- 0/12Vdc
- 0/24Vdc
- potential free relay contact input
- group 1 (configurable within the group):
- Alarm outputs (2 points)
- optional
- constant current control
- constant power control (VxI)
- external fuses with/without fuse break alarm output
- current limit
- heater break alarm + SCR short circuit
Click here to request a quotation for the THW-A1/A4.
External dimensions THW-A1 20-60A

External dimensions THW-A4 20-60A

External dimensions THW-A1/A4 80-100A
