3Com VFD-D D Refrigerator User Manual


 
Appendix A Specifications |DD Series
A
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Appendix A Specifications
VDD-DD series provide our customers 230V-200W model and 230V-400W model, choose the
one that fits your need. The table below facilitates our customers' purchase.
Drive Specifications
Model VFD-_ _ _DD 002 004
A
pplicable Motor Output(W) 200 400
Rated Output Capacity
(kVA)
0.6 1.0
Rated Output Current
(A)
1.5 2.5
Maximum Output
Voltage (V)
Proportional to Input Voltage
Output Frequency (Hz)
0.00~120.00Hz
Carrier Frequency
(kHz)
10 kHz
Output Rating
Rated Input Current (A)
4.9A 6.5A
Voltage Tolerance
Single phase 200~ 240V (-20%~+10%) (160~264V)
Input
Rating
Frequency Tolerance
50/60Hz ±5% (47~63Hz)
Cooling Method 200W natural cool /400W natural cool
Frame Size W170mm*L215*H55mm
Common Characteristics
Control Method 1: V/F, 2: VF+PG, 3: SVC, 4: FOC+PG, 6:PM FOC+PG
Starting Torque
Starting torque at 0.5Hz is more than 150%, at 0 Hz is FOC+PG
control mode
Speed Control Range 1:100(external PG installation can achieve 1:1000)
Speed Control Accuracy
±0.5% (external PG installation can achieve ±0.02%)
Speed Response Ability 5Hz (vector control can attain 30Hz)
Max. Output Frequency (Hz) 0.00 to 120.00 Hz
Output Frequency Accuracy
Digital command ±0.005%
Frequency Setting
Resolution
Digital command ±0.01Hz
Torque Limit 200% torque current as maximum
Accel/Decel Time 0.00~600.00 sec
V/F Curve Pattern Adjustable V/F curve of 4 independent points
Control Characteristics
Brake Torque 50% ED for 3 seconds, during every 30 seconds (optional)
Keypad By parameter setting
Frequency
Setting
Signal
External Signal
Multi-function input selection 1~5 (15 step speeds; At low speed),
parameter setting on serial communication port (RS-485)
Keypad Set by RUN, STOP key Operation
Setting
Signal
External Signal
2 wires (OD, CD, RUN), At low speed operation, RS-485 serial
interface, demo mode
Operating Characteristics
Multi-Function Input Signal
Multi-step speed selection MI1~MI15, At low speed, first to second
accel/decel switches, demo mode, force stop, emergency stop,
operation command source, parameter lock, driver reset,
open/close limit signal, door open prohibited signal, force open
signal, reposition, 2nd step open/close curve selection