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AC90 TENSION CONTROL FREQUENCY INVERTER MANUAL
1.2 Technic criterion
Items
Voltage,frequency
Power
Allowable fluctuations
input
Inrush current
Power factor
Efficiency
Output voltage
Output frequency range
Output frequency
Output
accuracy
Overload capacity
Motor control mode
Modulate mode
Carrier frequency
Speed range
Main
Control
Steady speed accuracy
performance
Starting torque
Torque response
Tension control
Roll diameter calculation
Torque control
Product
basic
Speed control
functions
Motor parameter study
Auto voltage adjust
Auto energy saving run
Auto limit current
Criterion
Single phase220V 50/60Hz
Three phase380V 50/60Hz Three phase220V 50/60Hz
Three phase660V 50/60Hz Three phase1140V 50/60Hz
Voltage:320V～440V; voltage unbalance rate:<3%;
Frequency:±5% aberration rate: as IEC61800-2 required
Lower than rated current
≥0.94(with DC reactor)
≥96%
Output under rated condition:3 phase, 0～input voltage, inaccurancy<5%
G type:0-320Hz
Max frequency ±0.5%
G type:150% rated current/1 min,180% rated current/10s,200% rated
current/0.5s
VC without PG, VC with PG, V/F without PG, V/F with PG
Optimized SVPWM mode
0.6～15.0kHz,randomized carrier-wave
VC without PG: rated load 1:100
VC with PG: rated load 1:1000
VC without PG: ≤1% rated synchronized speed
VC with PG: ≤0.02% rated synchronized speed
Flux VC without PG: when 0.5Hz, 180% rated torque
Flux VC with PG: when 0Hz, 200% rated torque
Flux VC without PG: ≤20ms
Flux VC with PG: ≤10ms
Tension setting calculation;Tension tape calculation
Linear speed calculation method;Thickness calculation method; Time integral
calculation method
Torque setting calculation; Torque ACC/DEC time; Torque compensation;
Speed limit
Frequency setting; ACC/DEC time setting; Run direction setting; Speed
setting; Torque setting
Rotate auto studay; Static auto studay
Auto keep stable output voltage while the net voltage waves
Auto output best voltage according to actual load need to save energy
Auto limit current in running to prevent
4
BASIC OPERATION AND TRIAL RUN
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