IMD Drive installation guide
R1724
- 5 -
SERAD S.A
1-2-
MD series drive description
Supply :
230V to 400V AC ±10% three phase or 230V AC ±10% single phase
Auxiliary supply :
24 V DC ±10%, 0.4A typical (0,7A max if all options)
Supply filter :
Integral
Switching frequency :
6.67 kHz sine-wave PWM
DC bus voltage :
310V to 680V
Braking resistance :
Integral : 75 ohms 60W
Possibility to add an external resistor :
Min value Max. cont. power Imp power
60
Ω 5KΩ 10KΩ
Protection :
Short circuit between phases, phase to earth, over current, I2t
Over voltage, under voltage
Motor feedback fault
Motor feedback :
Resolver
SinCos encoder Hiperface
(option)
Master encoder :
Incremental encoger
Absolute encoder SSI
SinCos encoder Hiperface
(option)
Virtual
Encoder emulation :
Incremental : A, /A, B, /B, Z, /Z 1 to 100 000 points per rev
Diagnostic :
STATUS display
Communication :
RS 232 MODBUS RTU
RS 422
(option)
, RS 485 MODBUS RTU
(option)
EtherCAT
(option)
CANopen
(option)
Digital inputs :
4 inputs (with 2 fast inputs I3 and I4)
12 additional inputs with expansion module (with 2 fast inputs I15 and I16)
Type: PNP, 24V DC, 8mA per input and 15 per fast input
Logic 0: Between 0 and 5 V
Logic 1: Between 8 and 30 V
Digital outputs :
2 outputs as standard
S1 : Relay, 48V dc / 48V ac, 3A max
S2 : NPN (open collector) 24V dc, 100mA
8 additional outputs with expansion module
Type : PNP 24V dc, 500mA max per output
Protected against short circuit and over temperature.
Analogue inputs :
2 inputs :
Input voltage : ±10 V
Maximum voltage : ±12 V
Input impedance : 20 Kohms
Resolution : 16 bits for input 1 and 12 bits for input 2
Analogue output :
1 output :
Output voltage : ±10 V
Maximum current : 5 mA
Resolution : 8 bits, bandwidth 20Hz
