Sprint Electric 400i - 4.0A Single Quadrant Isolated DC Thyristor Drive for motor speed and torque control.
230V AC supply - 0.55kW (0.74HP) at 180V DC .
115VAC supply - 0.25kW (0.38HP) at 90V DC.
(Extra Low voltage variants are available see links below)

Size: 100mm Wide x 35mm Deep x 160mm High. IP00
Weight: 0.35kg

Max & Min Speed
Ramp Time
Maximum Current
Switch selectable Tach or Armature voltage feedback
Adjustable IR compensation for improved AVF speed regulation
Selectable dual voltage ac supply

Input Current: 4.0A to 6.0A (depending on motor inductance).
Input Voltage: 110 or 230V single phase +-10% at 50/60Hz.
Field Rating: 1A @ 90% input voltage (For half wave field output connect field between F2(T8) and N(T4) voltage @ 45% of input voltage)
Armature Form Factor: Typical form factor 1.5 (load dependant).
Stall protection @ 150% included

Mounting: Cubicle mount via 4 x M4 x 20mm pillars @ 90mm x 145mm centres
Ambient Temperature: Rated at -10° to 40°C.
Ventilation space above and below: 25mm, Ventilation space at sides: 0mm.
Heat Loss: 20W at Max output.


SKU 400i
Shipping Weight 0.3500kg
Shipping Width 0.100m
Shipping Height 0.035m
Shipping Length 0.160m
Shipping Cubic 0.000560000m3
Unit Of Measure ea