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Technical data, General data/operating conditions – Lenze 8200 motec frequency inverter 0.25kW-7.5kW User Manual

Page 18

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Technical data

General data/operating conditions

3−3

L

EDB82MV752 EN 5.2

Open and closed loop control

Open and closed−loop control methods

V/f characteristic control (linear, quadratic), vector control, torque selection

Switching frequency

optionally 2 kHz, 4 kHz, 8 kHz, 16 kHz

Torque behaviour

Maximum torque

1.8 x M

N

for 60 s

if rated motor power = rated controller power

Setting range

1 : 10

in speed setting range 3 ... 50 Hz, accuracy < 8 %

Torque/speed
characteristic

1.8

2.0

1.0

M/M

N

n [min ]

-1

500

1000

1500

Sensorless speed
control

Minimum output
frequency

1.0 Hz (0 ... M

N

)

Setting range

1 : 50

related to 50 Hz and M

N

Accuracy

± 0.5 %

in speed setting range 3 ... 50 Hz

Smooth running

± 0.1 Hz

Output frequency

Range

− 650 Hz ... + 650 Hz

Absolute resolution

0.02 Hz

Standardised
resolution

Parameter data: 0.01 %, process data: 0.006 % (= 2

14

)

Digital setpoint
selection

Accuracy

± 0.005 Hz (= ±100 ppm)

Analog setpoint
selection

Linearity

± 0.5 %

Signal level: 5 V or 10 V

Temperature
sensitivity

+ 0.3 %

0 ... 60 °C

Offset

± 0 %