Baldor MintDrive, Installation Manual

Page: 94 / 155

81
6.1.3 Rectifier and regeneration
Rectifier
Unit All models
Input voltage (±15%, f=50~60Hz) V
in
=230VAC V
in
=115VAC
Nominal
Minimum
Maximum
VAC
230
190
265 115
90
130
DC-Bus voltage (absolute) Minimum
Maximum
VDC
270
360 125
175
Regeneration
Unit 2.5A* 5A* 7.5A 10A 15A
Switching threshold V
in
=230VAC
VDC
on:373~383, off:362~372 on:373~383, off:362~372
V
in
=115VAC
VDC
on:188~195, off:183~188 on:188~195, off:183~188
Nominal power kW 0.25 1.0
Peak power kW 2.7 15
Maximum regeneration
switching current A
RMS
10 40
Maximum load inductance mH 100
*Note: 2.5A model contains an internal 320 Ω , 20W resistor
5A model contains an internal 175 Ω , 30W resistor.
6.1.4 Resolver feedback
Unit All models
Resolution
set automatically by software
bits
Velocity <6100RPM: 14 bits
Velocity >6100RPM: 12 bits
Pole pairs - 1
Resolver winding ratio - 0.5
MintDrive resolver input accuracy counts ±2
Typical combined accuracy using
Baldor BSM series resolver motor counts ±4