Dedicated VFD Special Frequency Converter Tension Control VFDs
• Starting from 11kW, a built-in DC reactor reduces input current distortion, improves power factor, and enhances product reliability;
• Support four optional tension control modes, closed-loop speed mode, open-loop torque, closed-loop torque and constant linear speed mode;
• Zero-speed, high-speed and small roll, large roll process to ensure constant tension of the material;
• Support 3 channels AI1, AI2, AI4 (extension card) -10V ~ +10V analog input, one channel 4 ~ 20mA current input (AI3).
• Support 9 calculation methods of coil diameter, and choose the calculation method of coil diameter reasonably according to the process requirements;
• Mechanical inertia, material inertia, static and dynamic high-speed friction compensation;
• Combined use of winding and unwinding systems, common DC bus, saving power;
• Support communication bus expansion to realize various industrial network interconnections: 485 bus, Profibus-DP network, CANopen network and DeviceNet network;
• Support multiple encoders: ABZ incremental, UVW incremental, UVW wire-saving and resolver.
Product Description
Product Parameters
Item |
Specification |
Power supply |
Rated supply voltage |
Three-phase 380V-20%~415V+20%,50~60Hz±5%,Voltage imbalance rate<3% |
Output |
Output voltage |
The maximum output voltage is the same as the input supply voltage |
Output current rating |
100% rated current continuous output |
Maximum overload current |
150% rated current 60s,180% rated current 10s,200% rated current 2s |
Basic Control Functions |
Drive mode |
VVF; |
SVC; |
FVC |
Input |
Frequency (speed) input, torque input |
Start-stop control method |
Keyboard, control terminal (two-wire control, three-wire control), communication |
Frequency control range |
0.00~600.00Hz |
Input frequency resolution |
Digital input: 0.01Hz Analog input: 0.1% of maximum frequency |
Speed range |
1:50(VVF),1:200(SVC),1:1000(FVC) |
Speed Control Accuracy |
±0.2% Rated synchronous speed |
Acceleration and deceleration time |
0.01s~600.00s/0.1s~6000.0s/1s~60000s |
Torque boost |
Fixed torque boost curve, optional V/F curve |
Starting torque |
150%/1Hz(VVF),150%/0.25Hz(SVC),150%/0Hz(FVC) |
Torque Control Accuracy |
±8% Rated torque (SVC),±5% Rated torque(FVC) |
Output voltage self-adjusting |
The input voltage changes, the output voltage remains basically unchanged |
Automatic current limit |
Automatically limit the output current to avoid frequent over-current tripping |
DC braking |
Braking frequency:0.01~maximum frequency braking time:0~30S |
Braking current:0%~100% rated |
Signal input source |
Communication, multi-speed, analog, high-speed pulse, etc. |
Input&Output Function |
Reference power |
10V/20mA |
Terminal Control Power |
24V/200mA |
Digital input terminal |
7 (standard configuration X1~X7)+4 (expansion card X8~X11) digital multi-function input; |
X7 can be used as a high-speed pulse input terminal(F02.06=35/38/40); |
X1~X6 and X8~X11 total 10 channels can only be used as ordinary digital input terminals |
Analog input terminal |
3 (standard configuration AI1~AI3)+1 (expansion card AI4) analog input; |
2-way (AI1/AI2) voltage source 0~10V input or voltage source -10V~10V input optional; |
2-way (AI2/AI3) voltage source 0~10V input or current source 0~20mA input optional; |
1 way (AI4) voltage source -10V~10V input |
Digital output terminal |
2 (standard Y1/Y2)+1 (expansion card Y3) open collector multi-function outputs and 2 (R1: EA/EB/EC and R2: RA/RB/RC) relay multi-function outputs. |
Collector output maximum output current 50mA; relay contact capacity 250VAC/3A or 30VDC/1A, EA-EC and RA-RC normally open, EB-EC and RB-RC normally closed |
Analog output terminal |
2-way (M1/M2) multi-function analog output terminals, which can output 0~10V or 0~20mA |
Keyboard display |
LED Display |
LED digital tube displays relevant information of the inverter |
Parameter copy |
The parameter setting information of the inverter can be uploaded and downloaded to realize fast parameter copying |
Protection |
Protection |
Short circuit, overcurrent, overvoltage, undervoltage, phase loss, overload, overheating, overspeed, load drop and external faults, etc. |
Conditions of Use |
Installation site |
Indoor, below 1 km above sea level, free from dust, corrosive gas and direct sunlight |
Applicable environment |
-10ºC~+40ºC,20%~90%RH(no condensation) |
Vibration |
<0.5g |
Storage environment |
-25ºC~+65ºC |
Installation method |
Wall-mounted, floor electric control cabinet, through-wall |
Protection Level |
IP20/IP21(Up to 450kW) |
Cooling method |
Forced air cooling |
Installation Instructions
Model |
W |
W1/W2 |
H |
H1 |
H2 |
D |
D1 |
D2 |
d |
Shape |
EM610-0R7-3B |
130 |
115/120 |
228 |
220 |
219 |
153 |
108 |
75 |
5 |
(b) |
EM610-1R5-3B |
EM610-2R2-3B |
EM610-4R0-3B |
EM610-5R5-3B |
140 |
120/ 130 |
270 |
261 |
258 |
172 |
128 |
94 |
5 |
(b) |
EM610-7R5-3B |
EM610-011-3B |
180 |
150 |
368 |
353 |
343 |
210 |
165 |
136 |
7 |
(b) |
EM610-015-3B |
EM610-018-3B |
EM610-022-3/3B |
250 |
200 |
484 |
470 |
440 |
222 |
150 |
-- |
9 |
(c) |
EM610-030-3/3B |
EM610-037-3/3B |
EM610-045-3/3B |
315 |
200 |
560 |
546 |
513 |
250 |
180 |
-- |
9 |
(c) |
EM610-055-3/3B |
350 |
250 |
662 |
638 |
603 |
262 |
188 |
-- |
12 |
(c) |
EM610-075-3/3B |
EM610-090-3 |
386 |
300 |
753 |
724 |
700 |
292 |
231 |
300 |
13 |
(d) |
EM610-110-3 |
416 |
300 |
855 |
825 |
793 |
307 |
246 |
315 |
13 |
(d) |
EM610-132-3 |
EM610-160-3 |
497 |
397 |
1107 |
1076 |
1036 |
340 |
285 |
348 |
13 |
(d) |
EM610-185-3 |
EM610-200-3 |
EM610-220-3 |
656 |
450 |
1348 |
1314 |
1261 |
388 |
232 |
395 |
13 |
(d) |
EM610-250-3 |
EM610-280-3 |
EM610-315-3 |
801 |
680 |
1417 |
1383 |
1330 |
388 |
190 |
395 |
13 |
(d) |
EM610-355-3 |
EM610-400-3 |
EM610-450-3 |
1000 |
920 |
1800 |
1645 |
-- |
600 |
520 |
450 |
17 |
(e) |
EM610-500-3 |
EM610-560-3 |
Company Profile