Commander SK
Simplicity with Function

• Overview
• Features & Prices
• Terminal Diagram and Description
• Specifications and Dimensions
• Options
  • Overview
  • Drive Configuration and Programming
• Operator Interface
• Power Accessories
• Environmental Protection and Cable Management
• Input / Output
• Communication
• Programming Software

SPECIFICATION

Environment

• IP20
• UL TYPE lor NEMA 1 rating with optional cover + conduit entry kit 
• Ambient temperature -10°C to +40°C @ 3kHz switching
• Humidity 95% maximum (non-condensing)
• Electromagnetic Immunity complies with EN61800-3 and EN61 000-6-3 and 4
• Electromagnetic Emissions complies with EN61800-3 (second environment) as standard. Complies with EN61O00-6-3 (residential) and EN61 000-6-4 (industrial) generic standards with optional footprint EMC filter 

Control

• Open loop vector control, V/Hz
• Speed or torque control
• Reference input: 0-1 OV, 0-20mA, 4-20mA, Presets, Pulse, PWM (-10 to + 10V SM-I/O Lite option)
• Digital I/O - All configurable
  • 4 inputs, not stop, run, jog, 10caVremote (default) 
  • 1 I/O zero speed (default)
  • 1 relay drive health (default)
• Switching frequency: 3kHz (default)
  • 230V: 6, 12, 18kHz
  • 460V: 6, 12kHz
• Output frequency 0 to 1500Hz
• Accel and Decel ramps (linear and S type)
• Positive logic control
• Serial communication
  • Modbus RTU RS485 via R J45 connector
  • Baud rate 4800, 9600, 19200 or 38400 bits per second
• DC injection braking as standard 
• Dynamic braking transistor as standard
• Dynamic motor flux V/Hz for energy saving
• Quadratic motor flux V/Hz for fan and pump optimization

Protection

• Undervoltage, Supply and DC Link overvoltage, Phase loss, Drive overload, Instantaneous overcurrent, Short circuit, Ground fault. Drive thermal, Watchdog, Motor thermal

General Characteristics

• Maximum overload 150% of rated current for 60 sec
• Intelligent Thermal Management (lTM) optimizes switching frequency 
• 8 preset speeds
• Flying start
• Mains dip ride through
• Automatic no-spin autotune for fast performance optimization
• Keypad access to all parameters for more demanding applications

Approvals & Listings

DIMENSIONS

Information provided by Control Techniques, a world leader in the design, production and marketing of electronic drives for the control of electric motors.