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BDS4A-203J-0401/104A2 by Kollmorgen

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The BDS4A-203J-0401/104A2 from Kollmorgen operates on a main DC bus voltage of 130–225 VDC and delivers an output current of 3 A cont per phase. As part of the BDS Industrial Servo Drives series, it features a PWM switching frequency of 10.0 kHz and a resolver excitation frequency of 8.5 kHz.

The drive retains up to 20 diagnostic errors post power loss and utilizes digital position and velocity loops with feedforward control. It dissipates only 35 W of internal heat.

Technical Specifications

Backward count limit
30,000 counts
Control mode
Digital position & velocity loops with feedforward
Diagnostics
Error diagnostics, retains 20 errors post–power loss
Form factor (RMS/avg)
?1.01
Internal heat dissipation
35 W
J command velocity
Continuous, operator-defined, infinitely adjustable
Logic bus voltage (+ rail)
+8–12 VDC @1.0 A
Logic bus voltage (± rail)
±15–20 VDC @0.25 A
Main DC bus voltage
130–225 VDC
Max output power (325 VDC bus)
1.2 kVA cont, 2.4 kVA peak
Motor current ripple frequency
20.0 kHz ±10%
Output current RMS/phase @45?°C
3 A cont, 6 A peak (2 s)
Position error threshold
?32767 counts
PWM switching frequency
10.0 kHz
Resolver excitation frequency
8.5 kHz
Servo loop features
Self-tuning, low velocity offset, adjustable params

Click here for product datasheet

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