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Elevators and Escalators - Safety first and foremost

Elevators are one of the safest means of transportation of the world.
Our switchgear make a major contribution to this safety. Elevator technology indeed is one of the industries, in which we have acquired specific knowhow and for which we offer customised switchgear since the early days of our company’s existence.

Our elevator switchgear lock and monitor the elevator doors. They are used for various applications both in the active and the passive safety circuit of the elevator system either to monitor individual components or as electrically resettable limit switch in the shaft head or in the shaft pit. We also have developed customised switchgear for special applications such as the electrical shutdown of the elevator system upon activation of the speed governor.

A comprehensive programme

With this comprehensive programme, we can offer the manufacturers of elevators and escalators a large variety of switchgear and switching systems, which meet the harmonised requirements of the worldwide applicable directives and standards. Besides tried-and-tested technologies, we also implement innovative methods offering technical and economical advantages, for instance the USP non-contact positioning system, which is used in thousands of elevators all over the world.

Worldwide partner of the elevator manufacturer

We successfully collaborate with the world market leaders as well as many medium-sized manufacturers of elevator technology from all over the globe. Our switchgear are used, wherever high-rise buildings are erected or elevators are modernized. The spectrum ranges from apartment towers and multi-storey buildings in Sao Paulo, London, Shanghai or Munich over residential buildings all over the world up to freight elevators in industrial buildings.

Elementary: highest reliability

It is self-evident that these switchgear feature a reliable function for many years. We are happy to say that “Schmersal switches” are also in the elevator technology synonym to quality and longevity. We accept the challenge to set new standards and to provide our customers with products featuring effective advantages to face the cutthroat competition.

Master topical challenges

The elevator technology is currently facing major challenges, as the cost pressure keeps increasing. Nowadays, elevator constructions, which can be quickly assembled and put into operation, are in great demand. These are the specifications that we keep in mind when developing new generations of elevator switchgear, whereby an increasing importance is attached to the customer assembly aspect as well.

Retrofitting: a growth market

Our elevator switchgear are frequently used for the modernisation of existing elevator systems. We offer a safety-monitoring module as interface for the USP non-contact absolute encoder to convert the measured absolute values into 24 VDC signals. In this way, modern techniques can be integrated in the existing older technology.

PESSRAL and the consequences

PESSRAL, a supplement to the European standard EN 81-1/2, lays the foundations for the integration of programmable electronic safety bus systems in the elevator technology. The implementation of this directive will have significant impact on the future construction of elevator systems.
The Schmersal Group has acquired comprehensive experience with programmable safety controllers in machinery and plant construction and is actively participating to the discussion regarding PESSRAL and the development of programmable electronic safety systems for the elevator construction.

Wanted: cooperation partners for new technologies

PESSRAL will also influence the relations of the manufacturers of elevator switchgear and controllers with their customers of the elevator construction industry. We therefore are in contact with the medium-sized controller manufacturers with the objective to establish standards and to commonly offer complete safety systems. This approach will help the medium-sized specialists strengthening their position on the fiercely competitive market and make us, together with our partners, the pioneer of this new technology on the elevator market.

Our products

Ultrasonic Positioning System Serie USP

Switch the USP on and it will give you the absolute position value of your elevator. You can link the USP direct to your elevator controller via RS485 or CANopen interface or you can use the Parallel Interface USP-PI to generate digital outputs, similar to a standard magnet arrangement.

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Magnetic Sensors BN

Schmersal offer an extensive variety of reed switches with options for. NO, NC or bi-stable contacts. Different shapes and actuating directions will help you find the right switch for your application together with a selection of actuating magnets

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Proximty Sensors IFL

Reliable switching action without contact chatter at any speed without physical contact or magnet. Completely self contained and insensitive to vibration. No moving parts assure a virtually unlimited service life.

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Limit Switches Series 196, 235, 236, 256, 335, 336, 476

Metal and Thermoplastic, IP67, Positive Break, large Variety of Actuators Safe and Reliable Crosspoint- Contacts for Standard and Low-Power switching, High contact surface pressure.

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Latching Safety Switches


Latching Switches with Mechanical Reset.

Latching Switches with Electric Reset

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Door Locking Devices Serie AV

For single or double hinged doors. With or without checking device and inclined lock bolt. Compliant to EN81 1-2 and TÜV-certified. Actuation with pull strap or roller lever. Choice of thermoplastic or aluminium die cast housing.

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Door Contacts Series AZ, BNS 260

Best-sellers and new innovations. Our extensive door contact programme has the right contact for any door. High quality manufacture to ensure a long lifetime and minimal maintenance.

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SafeLine™ Emergency Call Systems

The high quality TÜV approved Emergency Call System specifically designed for elevators. On site recordable voice messages. Available with quad band GSM or PSTN telephone line. Supports open communication protocols. Fully compliant to EN 81-28 and EN 91-70: alarm filtering, s tart and end of alarm, self tests including audio and battery, pictograms, identification by voice message or DTMF protocol, inductive loop.

More information

Top of car inspection and junction boxes (TOCI)

Inspection boxes, e-stops and junction boxes. Custom assembled to comply with your needs in the field. Supplied either Pre-wired with cable and plug assembly or terminals.

An extensive line of push bottons is also separately available for your own housings and cabinets. The push buttons fit standard 22,3 mm mounting hole diameter.

For more information please call +49-(0)20 2-64 74 804

Floor Displays and Voice Announcers

Quick to install and easy to program. High resolution dot matrix displays show floors, direction arrows and text messages of your choice. Gong functions and high quality audio using standard Windows *.wav files.

For more information please call +49-(0)20 2-64 74 804

Custom Solutions Wired Components and Kits

Schmersal follows the general trend in the industry, to deliver for medium and large production-lots, complete ready-to-install devices. That lowers total cost and simplifies logistics. Based on customer specification or our suggestions we supply switches complete with cable and termination, from a simple wire ferrule to solutions with connectors. The customer get’s a tested and ready-to-use device of high quality. Packaging and lot size are adjusted to customers requirements. Labeling of the device and packaging can include customer part numbers, barcodes and manufacturing date. That will fit our product seamless in the customer logistic concept. All this reduces cost of handling in your production.

For further information about this products please call the phone numbers above!

 
APPLICATION FINDER

Application Finder Lift

Application Finder Escalator

PRODUCTS

Directly to the products

QUICKLINKS

VDMA Association
Newsletter Issue 2011/02
Press:
Customer-specific pre-wiring
Position switch Z/T 196
Position switch ZSM 476



EXHIBITIONS

Interlift, Augsburg (Germany)
(18. - 21. October 2011)
Hall 7 both 7101
www.interlift.de



DOWNLOAD

Product overview elevators (pdf, 2,9 MB)



CONTACTS

Secretariat
Jasmin Stender
+49-(0)20 2-64 74 804
E-mail: lift@schmersal.com

Technical requests
Volker Trein
+49-(0)20 2-64 74 351

Product- and Key-Account Management
Klaus Steinweg
+49-(0)20 2-64 74 880