POWERTECH VFD PT-A37G-T43P3P, 3.7KW, 3Ph SKU: PT-A37G-T43P3P

Description

POWERTECH VFD PT-A37G-T43P3P, 3.7KW, 3Ph

The variable speed drive VFD is suitable for a variety of industrial applications. It applies to electrical, industrial equipment that has motors, such as construction equipment, compressor, elevator, etc. Its reliable SVC vector control and stable operating speed can optimize engine performance and extend its life cycle. It offers faster acceleration/deceleration, faster response to load change and proactive response when reducing power. In addition, it is equipped with a large silent fan, which is conductive to rapid heat dissipation.

-selectable V/F Control, Sensor-less Vector Control (SVC) and Feedback Vector Control (FVC)
-automatic torque boost and slip compensation
-fast acceleration and deceleration performance
-150% torque at 0.5Hz
-provides precise speed control <0,5%
-conformal coating for resistance in harsh environment
-integrated RS-485 MODBUS communication
-integrated dynamic braking unit
-simplified configuration for easy startup
-standard potentiometer and external keyboard support
-flexible programmable I/O connection
-controls motor deceleration to stop in case of sudden power failure to avoid damage

Instructions for use:
https://www.data-media.gr/files/PT-A37G-T43P3P.pdf

Specifications
INPUT
Input Voltage: AC,3PH,380V(-15%)~440V(+10%)
Rated Frequency: 50/60 Hz
Frequency Range: +/-5% (47.5 ~ 63Hz)

OUTPUT
Output Voltage: 0- Input Voltage
Maximum Output Frequency: 0.1 ~ 500HZ
Output Power: 9 A
Output Current Please refer to Rated Parameter table

BASIC PARAMETERS
Highest frequency: Vector control: 0~500Hz, V/F control: 0~500Hz
Carrier frequency: 0.8KHz~8KHz (Support up to 16KHz carrier frequency), Adjusted automatically according to the load characteristics
Input frequency resolution: Digital setting: 0.01Hz, Analog setting: Highest frequency x0.025%
Control mode: Open-loop vector control (SVC), V/F control
Starting torque: 0.5Hz/150% (SVC)
Adjustable speed ratio: 1:100 (SVC)
Speed control accuracy: +/-0.5% (SVC)
Overload capability: 150% of rated current: 60 seconds, 170% of rated current: 12 seconds, 190% of rated current: 1.5 seconds
Torque boost: Auto torque boost; Range of manual torque boost 0.1%~30.0%
V/F curve: Three types: Linear, Multi-point, square curve (1.2 power, 1.4 power, 1.6 power, 1.8 power, 2 power)
V/F separation: Full separation, Half separation
Acceleration and deceleration time: Linear and S-curve acceleration and deceleration modes available. The range of acceleration and deceleration time is 0.0~6500.0s.
DC braking: DC braking frequency: 0.00Hz ~ Maximum frequency, Braking time: 0.0s~36.0s, Braking current value: 0.0%~100.0%
JOG control: JOG frequency range: 0.00Hz ~ Maximum frequency (5Hz in default). JOG acceleration and deceleration time: 0.0s~6500.0s.
Built-in PID: Simplify the establishment of a closed-loop control system
Automatic voltage regulation (AVR): Keep the output voltage stable when the grid voltage fluctuates.
Stall prevention from overvoltage and overcurrent: The current and voltage are limited automatically during operation to prevent frequent tripping due to over-current and over-voltage.
Rapid current limit: Reduce the risk of over-current faults to keep VFD operated normally.
Torque limit and control: Limit the torque automatically during operation to prevent frequent tripping due to over-current.
Braking unit: Built-in braking unit for 18.5KW and below models

SPECIAL FEATURES
Deceleration to stop: In case of power loss, the energy from load feedback is used to compensate and decelerate the motor until standstill, to prevent mechanical damage.
Rapid current limit: Reduce the risk of over-current faults to keep VFD operated normally.
Timer control: Setting range: 0.0Min ~ 6500.0Min
Communication: Modbus

INPUT & OUTPUT
Command source: Operation panel, control terminal and serial communication port.
Frequency source: Digital setting, Analog voltage setting, Analog current setting, Pulse setting and Serial port setting.
Auxiliary frequency source: 5 options to provide flexible auxiliary frequency fine-tuning and frequency synthesis.
Input terminals: 4 digital input terminals, one of which supports high-frequency pulse input up to 50kHz
Output terminals: 1 analog input terminal supporting 0 ~ 10V voltage input or 0 ~ 20mA current input

DISPLAY BUTTONS
LED display: Display parameters
Key lock and function selection: It allows users to partially or fully lock the keys or define operated range for partial keys to prevent misoperation
Protective function: Motor short-circuit detection at power-on, output phase loss protection, over-current protection, over-voltage protection, under-voltage protection, overheat protection, overload protection and etc.

ENVIRONMENT
Storage temperature: -20°C ~ 60°C
Operation temperature: -10°C ~ 50°C (If temperature is higher than 40°C, the output capacity will be derated 1% per 1°C increase)
Storage humidity: <90%RH

INTERACE
Communication Port: RS-485