Control Techniques Unidrive UNI2401 NEW 5.5kw Variable Frequency Inverter

Quick Detail

Frequency Inverter UNI2401 5.5KW 50/60 Hz 3PH

Voltage:

Input 380/480V

Output 380/480V

Current:

Input 13.7A

Output 12.0A

Overload:

17.9A for 60 SECS

AC, Servo and DC variable speed drives that save energy, increase productivity and reduce operating costs

Control Techniques is a leading manufacturer of AC and DC variable speed drives, servos and power conversion technologies for commercial and industrial applications. Our innovative products are used in the most demanding applications, requiring performance, reliability and energy efficiency.

Rapid set-up and adjustment

• Simple and intuitive parameter adjustment via a bright back-lit LCD keypad
• Set-up in familiar elevator language and units
• Easy to use menu structure for quick and simple access to key adjustments
• Top level menu; all your frequently needed functions in one location
• No de-roping for encoder phasing test, no need to rotate motor

Optimum ride comfort

• Direct-to-floor positioning
• Peak curve operation
• High resolution multi-step S-ramp for start, run, slowdown and stopping
• Ultra-fast current loop for vibration free motor control
• Advanced brake control management, no rollback on starting without the need of load sensor

Silent operation

• No motor contactors required, advanced EN81-1/2 TÜV certified STO enable input
• High switching frequencies selectable up to 16 kHz
• Variable speed cooling fan

Energy efficient

• Standby sleep/wake mode, powers down unused circuitry during prolonged periods of standby
• Easy connection to a range of regenerative modules

Flexible integration

• Modbus RTU communications
• Parallel I/O interface
• +/- 10V analog reference control
• Direct RS485 comms control
• Tile mount for low profile shaft mounting
• 24 Vdc backup
• Simple UPS connection with load direction signal
• Dynamic braking transistor fitted to all drives as standard

Robust

• Active thermal management for tripless operation under extreme conditions
• Advanced power circuit design using latest IGBT technology
• Conformal coating for use in harsh environments
• Building on the market leading position as the industry’s most robust drive
• Phase loss detection on both input and output

Enhanced elevator data logger

• User configurable, for example speed reference, speed feedback, current and I/O sequence can all be recorded for every car journey
• Can be stored in the event of system fault
• Available for offline viewing to aid system diagnostics

Frequency spectrums of inverter output line voltage(V) with (a) offset PD SPWM and (b) offset POD SPWM techniques

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