• KE600B Series Spindle Servo Drive

KE600B Series Spindle Servo Drive

KE600B series high-performance spindle servo drive built-in position loop and servo positioning function.  When used in the machine, it can realize closed-loop control of the spindle motor which has the encoder with the fast response and smooth speed feature.KE600B could be widely used in motor driving applications with a higher requirement on position control.

  • Features
  • Specifications
  • Selection table
  • Classic Case
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Features of KE600B Series Spindle Servo Drive

  • Comprehensive parameter identification

With comprehensive parameter identification, simultaneously compatible with dynamic and static identifications for both synchronous motors and

asynchronous motors.

  • Multi-motor switching

Built-in multiple motor parameters, supporting multi-motor switching.

  • Modular design, compatible with various expansion cards

KE600B has superior expansion capability. Users can choose PG card, I/O expansion card, MODBUS communication card, injection molding

card, pulse expansion card, according to their actual needs.

  • Fast dynamic response

Sensorless vector control, dynamic response time<20ms;

Close-loop vector control, dynamic response time<5ms.

  • High-precision torque control

When close-loop vector control, the torque control accuracy achieving ±5%, easily responding to tension winding control.

  • High start torque, and super low-frequency load-carrying capability

0.5Hz, 150% start torque (sensorless vector control asynchronous motors)0Hz, 200% startup torque (close-loop vector control asynchronous motors)

  • Non-stop when instantaneous power off

With the capability of non-stop when instantaneous power off, ensuring the system continuously operate without tripping in case of instantaneous power off.

  • AVR automatic voltage regulation

When the input voltage is fluctuant, the inverter can automatically keep the constant output voltage.

  • Powerful positioning function 

With powerful positioning function and built-in position loop, achieving spindle positioning control.

  • Excellent close-loop vector control for synchronous motors

With excellent close-loop vector control for synchronous motors, capable of high torque output at zero speed, the speed ratio up to 1:1000.

Technical Specifications of KE600B Series Spindle Servo Drive

InputInput voltage3AC 220V±15%, 3AC 380V±15%, 3AC 660V±15%
Input frequency47~63Hz
OutputOutput voltage0~Rated voltage
Output frequencyV/f:0~3000Hz, VC:0~300Hz
Control modeV/f, SVC, VC, Torque control
Operation command modeKeypad control, Terminal control, Serial communication control
Frequency setting modeDigital setting, analog setting, pulse frequency setting, serial communication setting, multi-step speed setting & simple PLC, PID setting, etc. These frequency settings can be combined & switched in various modes.
Overload capacity150% 60s, 180% 10s, 200% 3s.
Starting torque0Hz/180% (VC); 0.5Hz/150% (SVC)
Speed adjustment range1:1000 (VC); 1:100 (SVC)
Speed control precision±0.5% (SVC); ±0.02% (VC))
Carrier frequency0.5--16.0kHz, automatically adjusted according to temperature and load characteristics
Frequency accuracyDigital setting: 0.01Hz

Analog setting: maximum frequency ×0.05%
Torque boostAutomatically torque boost; manually torque boost 0.1%~30.0%
V/f curveThree types: straight line, multiple points and square type (1.2 power, 1.4 power, 1.6 power, 1.8 power, square)
ACC/DEC modeLinear/S curve; four kinds of ACC/DEC time, range 0.1s~3600.0s
DC brakingDC braking when starting and stopping
DC braking frequency: 0.0Hz~maximum frequency, braking time: 0.0s~36.0s; Braking current: 0.0%~100.0%
Jog operationJog operation frequency: 0.0Hz~maximum frequency Jog ACC/DEC time: 0.1s~3600.0s
Simple PLC & multi-stepMax. 16 steps speed running via built-in PLC or control terminal.
speed operation
Built-in dual PIDBuilt-in PID control to easily realize the close loop control of the process parameters (such as pressure, temperature, flow, etc.)
Automatic  voltage regulationKeep output voltage constant automatically when input voltage fluctuating
Common DC busCommon DC bus for several inverters, energy balanced automatically
Torque controlTorque control with/without PG
Torque limit“Rooter” feature, limit the torque automatically and prevent frequent over-current tripping when running
Wobble frequency controlMultiple triangular-wave frequency control, special for spinning
Timing/length/counting controlTiming/length/counting control function
Over-voltage & overcurrent stall controlLimit current & voltage automatically when running, prevent frequent over-current & over-voltage tripping
Speed tracking restartStart the running motor smoothly without impact, protect the safety of motor and load at the most
Fault  protection functionUp to 30 fault protection including over-current, over-voltage, under-voltage, overheating, default phase, overload, shortcut, etc., can record the detailed running status during failure & has fault automatic reset function
Motor switchingTwo groups of motor parameters to achieve two motors switching
Spare partBraking parts, IO extension card, differential input PG card, open collector input PG card, injection molding machine card, communication card, etc.
Powerful host softwareSupport KE600 parameter setting and real-time parameter monitor
TerminalsInput terminalsProgrammable DI: 7 on-off inputs, 1 high-speed pulse input, can extend 3 inputs*1

2 programmable AI:

AI1: voltage -10~10V

A12: voltage 0~10V or current 0/4~20mA
Output terminals1 programmable open collector output: 1 analog output (open collector output or high-speed pulse output), can extend 1 output*1

1 relay output, can extend 1 output*1

2 analog output: 0/4~20mA or 0~10V
Communication terminal*2Offer RS485 communication interface, support MODBUS-RTU communication protocol
LED displayDisplay frequency setting, output frequency, output voltage, output current, etc.
Multifunction keyQUICK/JOG key, can be used as multifunction key
Ambient temperature-10℃~40℃, derated 4% when the temperature rise by each1℃ (40℃~50 ℃).
Humidity90%RH or less (non-condensing)
Altitude≤1000M: output rated power, >1000M: output derated
Storage temperature-20℃~60℃
Storage atmosphereIndoor, without direct sunlight, dust, corrosive gas, combustible gas, oil smoke, vapor, drip, salt, vibration, etc.

Selection Table of KE600B Series Spindle Servo Drive


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