elevator ac drives
Elevator Drive E300 AC Drives
Specialist AC Drive
3 - 400 hp (2.2 kW – 250 kW)
230 V | 460 V | 575 V | 690 V
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Dedicated Drives For Class-Leading Ride Comfort

Control Techniques is a leading supplier of Variable Speed AC drive technology to the elevator industry, with over 3 million elevators in operation with our control equipment worldwide. Backed by our global network of Drive Centers we provide local expertise and support, along with quick delivery of robust and dependable products.


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Our elevator drive solutions work for any size of building. Whether it’s a small residential building or a luxury high rise, new build or modernization projects, we make every step of the process as easy as possible from product selection to installation, setup and service.


Introducing the dedicated Elevator Drive


Adding value at every stage of your project 

Freedom to design

  • Broad power range, compact form factor
  • Match any control interface, any protocol
  • Work with any motor, any feedback device
  • Multiple mounting options
  • Dynamic braking and regen solutions
  • Back-up power and rescue modes

Effortless installation and commissioning

  • Elevator specific menu structure
  • Stationary autotune
  • Pluggable drive terminals
  • Robust cable management
  • Parameter storage, cloning and security
  • Keypad with backlit LCD display
  • Virtual terminal for access through the lift controller
  • PC tools for set-up and tuning

Class-leading performance

  • Creep-to-floor and Direct-to-floor operation
  • Selectable start, run, stop gains
  • Load cell compensation and start locking
  • Start optimiser to overcome stiction
  • Fast start mode
  • Floor sensor correction
  • Short floor landing operation 

Maintenance and diagnostics support

  • Selectable status display parameters
  • Diagnostics with timestamping
  • Built-in data logger
  • Normal Terminal Stopping Device support
  • Low voltage rescue mode
  • Blocked elevator car release
  • Travel counter to help keep track the lifetime of plastic ropes


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


  • 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


Commissioning and monitoring software


Elevator Connect PC Tool - Commissioning

The Connect PC Tool configures, optimizes and monitors drive/system control and performance

Learn More

Key data

  • Dedicated Elevator drive

Standard features

Onboard comms

  • RS485 communications port MODBUS RTU with integrated command word and built in watchdog


  • 1 x Safe Torque Off (STO) terminal

  • SIL3/PLe compliant


  • Dedicated elevator keypad supplied as standard, providing:

Option slots

  • 3

Parameter cloning via

  • PC tools
  • Smartcard
  • SD card

Approval & Listings


USA and Canada (cUL Listed). UL File number: E171230


European Union (all applicable directives and regulations LVD, EMD, RoHS, REACH, Energy related products)


United Kingdom (all applicable regulations)


Australia and New Zealand (Responsible Supplier Registration No. E6934)


Russian Customs Union. E300 models

Functional Safety

Safe Torque Off function.
TÜV Rheinland Type Examination Certificates:
01/205/5270.02/17 (Unidrive-M and derivative products)
01/205/5409.02/21 (SI-Safety option module)
01/205/5720.00/19 (MiS210, MiS250 option modules)

The safety function "Safe Torque Off" can be used in applications up to Cat 4. PL e according to EN ISO 13849-1, SIL 3 according to EN 61800-5-2/ EN 62061/ IEC 61508, and in lift applications according to EN 81-1 and EN81-2.
UL Functional Safety

Unidrive-M all products
File E171230 Vol. 11 Sec. 1 Issued: 2015-01-22
Compliance with specific requirements of NFPA 79

Functional Safety for Elevators TÜV Nord certificates

44 799 17002401 (Brake contact monitoring feature, E300 series drives)
44 799 17002402 (Frequency converters with Safe Torque Off function for lift drives


Quality system: ISO 9001 (Certificate Nos. FM 739405)
Environmental management system: ISO 14001 (Certificate No. EMS 739789)
Occupational health and safety: ISO 45001 (Certificate No. 5430)

China RoHS

Chinese Order No. 32, 2016; Administrative Measures for the Restriction of Hazardous Substances in Electrical and Electronic Equipment (China RoHS 2),

EPA TSCA regulations

All Commander and Unidrive-M products
U.S. Environmental Protection Agency (“EPA”) recently promulgated regulations under the Toxic Substances Control Act (“TSCA”)

IHM, Basel convention,

MEPC 68/21 / Add.1, Annex 17, Resolution MEPC.269(68) 2015 Guidelines for the development of the inventory of hazardous materials.

Responsible Minerals Initiative (RMI)

CMRT compliance

380 - 480 Vac, 50-60 Hz ± 10 % Drive Ratings

03400062A10 11 6.2
03400100A10 18 10
04400150A10 27 15
04400172A10 31 17.2
05400220A10 39 22
05400270A10 48 27
05400300A10 53 30
06400350A10 62 35
06400420A10 74 42
06400470A10 83 47
07400660A10 116 66
07400770A10 135 77
07401000A10 175 100
08401340A10 235 134
08401570A10 275 157
09402000A10 350 200
09402240A10 385 220
10402700E 473 270
10403200E 543 310
For all above

Switching frequency 8 KHz (selectable 3 to 16 kHz @ 50 % ED)

Braking transistor built in as standard

200 - 240 Vac, 50-60 Hz ± 10 % Drive Ratings

03200106A10 21.2 10.6


04200185A10 37 18.5
05200250A10 50 25
06200330A10 66 33
06200440A10 88 44
07200610A10 122 61
07200750A10 150 75
07200830A10 166 83
08201160A10 232 116
08201320A10 264 132
09201760A10 352 176
09202190A10 438 219
10202830A 566 283
10203000A 600 300

For all above

Switching frequency KHz (selectable 3 to 16 kHz @ 50 % ED)

Braking transistor built in as standard

Further information from your supplier is available on the following features:

• UPS operation - all drives have a dedicated rescue mode allowing operation from 200 V UPS

• DC supply - all drives have the possibility of being supplied from a DC source from 24 V to the maximum voltage rating of the product

• 500 V, 525 V, 575 V and 690 V units are also available



Remote keypad RTC

Remote mountable keypad, allowing flexible mounting on the outside of a panel (meets IP54/NEMA 12). The keypad offers a four line plain text, multi-language LCD display for rapid set-up and helpful diagnostics. A battery operated real-time clock allows accurate time stamping of events, aiding diagnostics.

System Integration Modules - Communications

 DCP Interface Module

DCP interface module

CANopen interface module supporting various profiles, including several drive profiles

System Integration Modules - Feedback


Quadrature encoder input interface module


SI-Universal Encoder
Encoder input and output interface supporting Quadrature, SinCos, EnDat and SSI encoders

System Integration Modules - Applications

SI-Application Plus Module


Second processor module, which allows SyPTPro application programs to be re-compiled for Unidrive M700.

MCi200 Machine Control


Second processor, providing advanced machine control using Machine Control Studio.

MCi210 Machine Control


Adds to the MCi200 with a dual port Ethernet interface directly on the processor and additional I/O

System Integration Modules - Additional I/O


Extended I/O interface module to increase the number of I/O points on a drive. Provides additional: 4 x Digital I/O, 3 x Analog inputs (default)/Digital inputs, 1 x Analog output (default)/Digital input, 2 x Relays

Drive interface units - Backup



Smartcard memory device to backup and copy parameter sets and basic PLC programs.


SD Card Adaptor

Allows an SD card to be inserted into the Smartcard slot, for parameter backup cloning and application programs.

Drive interface units - Communications


KI-485 Adaptor

This allows the drive to communicate via RS485. This is commonly used for programming if the drive has no keypad

Control Techniques USB Comms cable
CT USB Comms cable

The USB Comms cable allows the drive to connect to a PC for use with Unidrive M's PC tools.


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