Latest VT9 Series frequency inverter 0.4KW-500KW

Product catalog summary

Product Overview:
The VT9 Series is a high-performance general frequency inverter designed for a wide range of applications, supporting power outputs from 0.4KW to 500KW. It is compatible with both single-phase and three-phase AC motors, as well as PM motors. The series features a new hardware design with dual CPUs for enhanced protection and performance.

Key Features:

Double CPU design for faster protection.
Supports single-phase and three-phase AC motors, and PM motors.
Built-in parameters for constant pressure water supply.
Advanced vector control with motor parameter autotuning.
Versatile terminal applications for various machinery.
Detachable keypad with extension cable connectivity.
Unique heat sink design for efficient heat dissipation.

Technical Specifications:

Maximum Frequency: 0~500Hz for both Vector and V/F Control.
Carrier Frequency: 0.5kHz~16kHz, auto-adjusting based on load.
Control Modes: Open Loop Vector Control (SVC) and V/F Control.
Startup Torque: G Type: 0.5Hz/150%, P Type: 0.5Hz/100%.
Speed Range and Precision: 1:100 (SVC); ±0.5% (SVC).
Overload Capability: G Type: 150% for 60s, 180% for 3s; P Type: 120% for 60s, 150% for 3s.
Torque Boost: 0.1%~30.0%.
Acceleration/Deceleration: 0.0 to 500.0s with straight line or S curve modes.
DC Brake: Frequency range from 0.00Hz to maximum frequency.
Multi-speed Running: Up to 4 segments via control terminal.
Built-in PID for closed-loop control systems.
Protection Functions: Includes short-circuit detection, phase loss, overcurrent, overvoltage, undervoltage, overheating, and overload protections.

Environmental Conditions:

Indoor use, free from direct sunlight, dust, and corrosive gases.
Altitude: 0~4000m, with derating above 1000m.
Temperature: -10℃ to +40℃, with derating above 40℃.
Humidity: Less than 95% RH, non-condensing.
Vibration: Less than 5.9m/s² (0.6g).
Storage Temperature: -20℃ to +60℃.
IP Level: IP20.
Pollution Level: PD2.
Power Distribution System: TN, TT.

Terminal Wiring:
The document provides detailed terminal wiring diagrams for both below and above 2.2KW three-phase 380V configurations, including digital and analog inputs, relay outputs, and RS485 communication interfaces.

Catalog excerpts

Latest VT9 Series frequency inverter 0.4KW-500KW-1

VT9 Series General frequency inverter Products Discription Latest frequency inverter Ÿ 1. New hardware design with double CPU for faster protection of the inverter and motor. 2. Besides three phase AC motor, it can also work with single phase AC motor and PM motor. 3. Better vector control. The hardware support autotune of motor parameters 4. Built-in professional parameters for constant pressure water supply. 5. Profound terminals for various applications such as fange pumps, machine, extruder, crusher, compressor, etc 7. The keypad can be connected to inverter by exetension cable. 8. Unique heat sink design can ensure an outstanding heat dessipation. Dimension And Technical Data Product Model Description High performance general frequency inverter Mini machine

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Latest VT9 Series frequency inverter 0.4KW-500KW-2

VT9 Series Terminal Wiring Above 2.2KW three-phase 380V terminal wiring diagram Below 2.2KW three-phase 380V terminal wiring diagram Braking resistor Three-phase input T Digital input 1 Digital input 2 Digital input 3 Digital input 4 TA Digital input 1 Digital input 2 Three-phase output Three-phase input TA-TB(Open contact) Digital input 3 Digital input 4 Digital input 5 TA-TB(Open contact) TB-TC(Closed contact) need customized ） * NC NC1 is not standard function, production depends on purchasing order.

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Latest VT9 Series frequency inverter 0.4KW-500KW-3

VT9 Series Terminal Wiring Item Maximum Frequency Output Current(A) Shape dimension(mm) Installation dimension(mm) 0.5kHz~16kHz; the carrier frequency will be automatically adjusted according to the load Analog Setting： 0.01V corresponding maximum frequency ×0.1% Carrier Frequency Basic Functions Input Frequency Resolution Control Mode Open Loop Vector Control（SVC） V/F Control ； Startup Torque Speed Range and Precision Over Load Capability G Type：150% rated current 60s ；180% rated current 3s P Type：120% rated current 60s ；150% rated current 3s Torque Boost Line Type、Square Type Straight line...

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