Applications
To satisfy the needs of equipment like machine tool, printing, textile and chemical fiber, V350 series low voltage frequency inverter
is designed on the basis of new hardware platform. Characterized by the excellent performance, compact structure, perfect
protection function and various peripheral interface, V350 series inverter can be used for the secondary development in accordance
with process requirement in all kinds of field.
Features
1. High torque at low frequency, and closed-loop vector up to 200% start torque at zero speed; open-loop vector up to 180% start
torque at zero speed.
2. Stardard 5-digit two-line LED panel display and LCD keypad optional.
3. Vivid real-time monitor, allowing for monitoring using power, running time, input and output current, voltage failure record etc
in real time.
4. The high frequency running mode can be up to 1000Hz.
5. Built-in several system macro and application macro, and it simplifies parameter setting by micro parameter calling.
6. Hundreds of combinatons of torque and revolution.
7. Programmable 16 stage speed running, with each stage of running time, acceleration and deceleration time, running direction
to be adjusted separately.
8. Flexible configuration of priorities of frequency or rotate speed setting channels.
9. Software virtual I/O function with simple parameter setting, it configures virtual I/O flexibly that reduce external interference and
simplify wiring.
10. Abundant warning and protection functions.
Typical Applications
Machine Tool
Textile Machinery
Road Construction Machinery
Cable Machinery
Petrochemical Processing etc.
Specifications
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Input&output |
Rated voltage/freq. |
Three phase(4T****)380V 50/60Hz |
Single phase(2S****) 220V~50/60 Hz |
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Output voltage |
0~380V |
0~220V |
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Output freq |
Low freq running mode:0.0~300.0 Hz. high freq running mode: 0.0~1000.0 Hz |
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Digital input |
V350-4T0030/2S0022 model below: standard five-way (DI), V350-4T0040 above:standard six-way(DI) |
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Digital output |
V350-4T0030/2S0022 model below: standard one-way (DO),V350-4T0040 model above: standard two-way DO |
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Impulse input |
0.0~100.0K Hz impulse input, connect optional NPC OC output |
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Impulse output |
0.0~100.0kHz impulse output NPC OC output available, support choosing PWM output method as the expansion analog output terminal |
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Analog input |
Standard configuration:0~10V voltage input(AI1), 0~20mA current input (AI2); standard expansion I/O card: -10V~10V voltage input |
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Analog output |
V350-4T0030/2S0022 model below: one-way 0~10V analog output signal ( optional 0~20 mA current output mode) V350-4T0040 above: two-way 0~10V analog output signal ( optional 0~20 mA current output mode)
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Contactor output |
Standard one pair of frequent open/closed AC 250V/2A contactor, allowing for expanding one to six pairs of contactors |
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control characteristics |
Control method |
Close-loop vector control |
Open-loop vector control |
V/F control |
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Starting torque |
220% at zero speed |
200% at zero speed |
180% at zero speed |
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Adjustment range |
1:1000 |
1:200 |
1:100 |
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Speed stabilization accuracy |
±0.02% |
±0.2% |
±0.5% |
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Torque control accuracy |
±5% |
±5% |
— |
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Torque response time |
5ms and below |
25ms and below |
— |
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Freq resolution ratio |
Low freq running mode: 0.01 Hz: high freq running mode: 0.10 Hz |
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Freq accuracy |
Low freq running:digital set—0.01Hz analog setting-the highest freq 0.1% High freq running: digital set-0.1 Hz, analog setting-the highest freq 0.1% |
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Loading capacity |
110% for long term; 150% for 60s, 180% for 2.5s; |
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Carrier freq |
Three-phased voltage vector synthesis mode: 1.5~10.0 k Hz, two-phased voltage vector synthesis mode : 1.5~12.5 k Hz |
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Acceleration/deceleration time |
0.01~600.00Sec./ 0.01~600.0 Min |
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Magnetic flux brake |
Increase the motor magnetic flux(30%~120% optional) to realize the fast brake for acceleration and deceleration |
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DC brake/ clasp brake |
DC brake/clasp brake starting freq:0.0~upper rate limit, brake/clasp injection current 0.0~100.0% |
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Starting freq |
0.0~50.0Hz |
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Typical function |
Multi-segment running |
16 freq/speed running, independent setting of direction, time acceleration and deceleration of each part, 7 PID setting |
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Built-in PID |
Built-in PID controller which can be used as external equipment |
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Sleep |
Simple sleep and wake up function |
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MODBUS communication |
Optional standard MODBUS communication protocol, flexible parameter reflexive function |
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Dynamic braking |
Dynamic voltage: 650~760V, braking rate: 50~100% |
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General function |
Failure restore, power to restart, motor parameter dynamic.static self detection, starting delay, current inhibit over voltage low voltage inhibit,V/F self defining curve |
