A6-3.7K-A
A6 series inverter
1. A6 series is a high performance vector/torque control inverter, G type is constant torque/heavy load, overload capacity is 150% 1 minute, L type is variable torque/light load, overload capacity is 115% 1 minute.
2. The standard built-in brake unit is less than 15K, 18.5-45 kW/55–7kW. If additional built-in brake units are required, please specify when ordering.
Characteristic performance: Revolving speed
tracking startThe frequency converter recognizes the speed of the rotating motor and directly tracks the start from the identified frequency.
The current and voltage in the starting process are smooth and no-impactLow frequency high
torqueClosed loop vector control 0.00Hz 180%; Open loop vector control 2:0.25Hz 180% ; Open loop vector control 1: 0.50Hz 180% Key functions Torque/speed control mode switching, multi-function input/output terminals, undervoltage regulation, three-way switching,
revolving speed tracking,torque limit, multi-speed operation (up to 23 sections), auto-tuning, S-curve acceleration/deceleration
slip compensation, PID adjustment, droop control, current limit control, manual/automatic torque boost, current limitFrequency range 0 . 00～300 . 00 H z Note: Open loop vector control 1 mode 0 . 0 ~ 3000 . 0 H z can be customized according to customer needs Starting frequency 0. 00～60. 00Hz Acceleration and
deceleration time0. 1 ~ 36000s. (A4 above supports 0.01s) Energy consumption
braking capacityBraking unit operating voltage: 650 to 750V DC braking capability DC braking starting frequency: 0. 00 ~ 300. 00Hz. DC braking current: constant torque 0. 0 ~ 120. 0%; variable torque 0. 0 ~ 90.
0% DC braking time: 0. 0～30. 0s: No need of DC brake start waiting time for quick brakingFlux brake function Continuing operating, no operating is optional during deceleration, factory default does not operate during deceleration Copy of parameters The standard operation panel can realize parameter uploading and downloading with a copy progress indication; the uploaded
parameters can be selected to be prohibited from being uploaded and overwritten.Common DC bus Full series can realize multiple frequency converters sharing DC bus power supply Independent duct The whole series adopts independent air duct design to support the ambient installation mode of radiator Universal expansion
interfaceSupport customers for secondary development of universal expansion board with CPU: Physical interface SPI bus, software protocol
Mod busExpansion card PG feedback card, constant pressure water supply module, Modbus, Profibus, Can communication adapter Power on self-
inspectionAchieve power-on self-inspection of internal and external circuits, such as motor grounding, +10 V power output abnormality,
analog input abnormality, and disconnection.Special protection Undervoltage, overcurrent protection, overvoltage protection, interference protection, auto-tuning fault, module protection,
radiator overheat protection, frequency converter overload protection, motor overload protection, peripheral protection,
abnormal current detection, abnormal output short circuit current to earth, abnormal power off during operation, input power
supply abnormality, output phase loss abnormality, EEPROM abnormality, relay pull-in abnormality, temperature sampling
disconnection, encoder disconnection, +10 V power output abnormality, analog input abnormality, motor overheat (PTC),
communication abnormality, version compatibility abnormalit y, copy abnormality, expansion card connection abnormality, terminal
mutex check failed, hardware overload protection
A6Series frequency converter adaptor motor list Power (kW) 0.75 1.5 2.2 3.7 5.5 7.5 11 15 18.5 22 30 37 45 55 Motor power (kW) 0.75 1.5 2.2 3.7 5.5 7.5 11 15 18.5 22 30 37 45 55 Output Voltage (V) 3 Phase 0- Rated AC input voltage 3 Phase 0- Rated AC input voltage 3 Phase 0- Rated AC input voltage Rated current(A) 2.5 3.8 5.5 9 13 17 24 30 39 45 60 75 91 112 Overload capacity 150% 1 minute, 180% 10 seconds, 200% 0.5 seconds, interval 10 minutes (inverse time limit characteristi c) Input Rated voltage/frequency Three-phase 380V-480V; 50Hz/60Hz Three-phase 380V-480V; 50Hz/60Hz Three-phase 380V-480V; 50Hz/60Hz Allowable range 323V -528V, voltage unbalance degree: ≤ 3%, allowable frequency fluctuation: ±5% Rated current(A) 3.5 6.2 9.2 14.9 21.5 27.9 39 50.3 60 69.3 86 104 124 150 Braking unit Standard built-in Standard built-in Standard built-in Standard built-in Built-in optional Built-in optional Built-in optional Protection class IP20 IP20 IP20 IP20 IP20 IP20 IP20 IP20 IP20 IP20 IP20 IP20 IP20 IP20 Cooling method Self-cooling Forced air cooling Forced air cooling Forced air cooling Forced air cooling Forced air cooling Forced air cooling Power (kW) 75 90 110 132 160 185 200 220 280 315 355 400 450 800 Motor power (kW) 75 90 110 132 160 185 200 220 280 315 355 400 450 800 Output Voltage (V) 3 Phase 0- Rated AC input voltage 3 Phase 0- Rated AC input voltage 3 Phase 0- Rated AC input voltage Rated current(A) 150 176 5.5 9 13 17 24 30 39 45 60 75 91 112 Overload capacity 150% 1 minute, 180% 10 seconds, 200% 0.5 seconds, interval 10 minutes (inverse time limit characteristi c) Input Rated voltage/frequency Three-phase 380V-480V; 50Hz/60Hz Three-phase 380V-480V; 50Hz/60Hz Three-phase 380V-480V; 50Hz/60Hz Allowable range 323V -528V, voltage unbalance degree: ≤ 3%, allowable frequency fluctuation: ±5% Rated current(A) 201 160 9.2 14.9 21.5 27.9 39 50.3 60 69.3 86 104 124 150 Braking unit Built-in optional External braking unit required External braking unit required External braking unit required Protection class IP20 IP20 IP20 IP20 IP20 IP20 IP20 IP20 IP20 IP20 IP20 IP20 IP20 IP20 Cooling method Forced air cooling Forced air cooling Forced air cooling Forced air cooling Forced air cooling Forced air cooling Forced air cooling
