Items | Specifications |
Fundamental characteristics | Rated input | Single phase, 220 V; three-phase 380 V; 50/60 Hz |
Input voltage range | Fluctuation: -15% - 10%; degree of unbalance < 3%; frequency: 47 - 63 Hz |
Control modes | V/F control |
Frequency resolution | For digital mode setting, 0.01 Hz; for analog input, 0.5% × max. frequency |
Max. output | 600 Hz |
Speed regulation range | 60:1 |
Carrier frequency | 1.0 - 12.0 kHz, automatically adjustable according to the temperature of the cooling fins. |
Starting torque | 0.5 Hz/150% of motor rated torque |
Overload capacity | 60 s under 150% of rated current, 3 s under 180% of rated current |
Fundamental functions | Operation modes | Keyboards; terminals (two-line, three-line); communication (RS485) Operation modes may be switched at will through switching value input terminal. |
V/F profile | Straight line; polyline; multiple power |
Acceleration and deceleration profile | Straight line or S-line; four sets of acceleration and deceleration time (ranging from 0.1 to 6,000.0 s) |
Torque boost | Automatic torque boost |
Revs tracking | Revs tracking is available for all power segments. |
Motor braking | DC injection braking; dynamic braking; magnetic flux braking |
DC injection braking | Braking frequency: 0.00 Hz - max. frequency; braking time: 0.0 - 100.0 s Braking current: 0.0 - 100.0% * motor rated current |
Magnetic flux braking | Preventing frequent overvoltage protection on occasions where quick shutdown is required or energy feedback exists. |
Current limiting per wave | Reducing overcurrent failures to the maximum to maintain the operation of VFDs. |
Overcurrent and -voltage control | Automatically limiting the current and voltage during operation to prevent frequent overcurrent and -voltage protection. |
Special functions | Terminal delay | Response delay may be set for both the switching value input and output terminals (0.0 - 3,000.0 s). |
Inching control | Control methods: Keyboards, terminals and communication Frequency: 0.00 Hz - max. frequency; acceleration and deceleration time: 0.1 - 6,000.0 s |
Multi-speed, simple PLC | Realizing operation of up to 16 segments of speed through the built-in simple PLC or switching value input terminal. |
Two sets of built-in PIDs | A closed-loop system for process control may be easily realized when used as regular PIDs. This allows single-pump constant-pressure water supply control and supports Sleep/Arouse modes (controlled by auxiliary mini pumps), direct multi-segment digital setting of pressure and over/undervoltage alarms for pipe network. |
Length conversion and counting | Counts the impulse signals (0 - 100 kHz), and is combined with switching value output terminal to realize control when a certain count is reached; or converts counts into length for display and length conversion control. |
Wobbling frequency for weaving | Realizes determination of amplitude, sudden change and regular output under any frequency. |
Timing control | Allows timing shutdown (0 - 65,000 h) of VFDs. |
Non-stop operation during instantaneous power failure | In case of an instantaneous power failure, maintains the operation of VFDs in a short time by reducing the operation frequency to lower the busbar voltage offset by the load feedback energy. |
External terminals | Reference power supply | 10 V/30 mA, normally for simulating the power supply of input signals. |
Control power supply | 24 V/200 mA, normally for the power supply of switching value input and output terminal signals. |
Analog input | Allows to choose signal input of voltage (-10 - 10 V) or current (0 - 20 mA). |
Analog output | Allows to choose signal output of voltage (0 - 10 V) or current (0 - 20 mA). |
Switching value input | 5 multi-function switching value input terminals, compatible with active PNP or NPN input modes, in which Terminal X5 may act as high-speed pulse (0 - 100 kHz) input and is programmable. |
Switching value output | 1 channel of open circuit collector output terminal, which may act as high-speed pulse (0 - 100 kHz) output and is programmable. 1 channel of relay output terminal. |
Protection | Common types | Open phase of output, undervoltage, overvoltage, over current, overheating, overload, short circuit, module failure, external failure, customized failure, etc. |
Application conditions | Places | Indoor, away from direct sunlight. Free from dust, drips, salt, oil mist, water vapor, inflammable gas, corrosive gas, etc. |
Altitude | When ≤ 1,000 m, VFDs are operational under rated conditions; When > 1,000 m, for every 100 m higher, the rated conditions for use shall be tightened by 1%; When > 3,000 m, please consult the manufacturer. |
Temperature | -10 °C - +40 °C; when ambient temperature falls in 40 °C - 50 °C, please keep it ventilated and tighten the rated conditions for use: for every 1 °C higher, the rated conditions shall be tightened by 3%. |
Humidity | < 95% RH, free from condensation of water beads. |
Vibration | < 0.6 g |
Storage | Stored under -25 °C - +65 °C. |