M-Max Series adjustable frequency drive
6
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MN04020002E
February 2010
Table 2: General Rated Operational Data (continued)
With MMX34AA014F0-0, the maximum permitted ambient temperature is limited to +40 ºC
and the maximum pulse frequency (f
PWM
) to 4 kHz.
Technical data
Unit
Value
Power Section (continued)
Mains network configuration
(AC power supply network)
Center-point grounded star network (TN-S network)
Phase grounded AC networks are not permitted.
Mains switch-on frequency
Maximum one time per minute
Mains current
THD
>120%
Short-circuit current
max. < 50 kA
Mains frequency
f
LN
50/60 Hz (45 – 66 Hz ±0%)
Pulse frequency (switching frequency
of the inverter)
f
PWM
1 kHz – 16 kHz (WE: 6 kHz)
Operating mode
V/Hz-characteristic curve control (WE), sensorless
vector control (open loop)
Output voltage
U
2
3 AC 230V (MMX11), 3 AC U
e
(MMX12, MMX32, MMX34)
Output frequency
f
2
0 – 320 Hz (WE: 0 – 50 Hz)
Frequency resolution (set point value)
Hz
0.01
Rated operational current
I
e
100% continuous current at m50ºC
ambient temperature
Overload current
150% for 60s every 600s
Starting current
200% for 2s every 20s
Braking torque
Maximum 30% M
N
for all sizes
up to maximum 100% M
N
only as of size
MMX34…4D3... with external braking resistance
Control Section
Control voltage (output)
V DC
24, max. 50 mA
Reference voltage (output)
V DC
10, max. 10 mA
Input, digital, parameter definable
6 x, max. +30 Vdc, R
i
> 12k ohm
Permitted residual ripple with external
control voltage (+24V)
Max. 5%
U
a
/U
a
Input, analog, parameter definable
2 x 0 – +10 Vdc , R
i
> 200k ohm
/0 (4) – 20 mA,
R
B
~ 200 ohm
Resolution
Bit
10
Output, analog, parameter definable
1 x 0 – 10 Vdc, max. 10 mA
Resolution
Bit
10
Output, digital, parameter definable
1 x Transistor, max. 48 Vdc, max. 50 mA
Output relay, parameter definable
1 x N/O 250 Vac maximum 2A/250 Vdc,
maximum 0.4A
Output relay, parameter definable
1 x C/O 250 Vac maximum 2A/250 Vdc,
maximum 0.4A
Serial interface
RS-485/Modbus
RTU