WITTUR USG-25P Operating Instructions Manual
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WITTUR USG-25P Operating Instructions Manual

WITTUR USG-25P Operating Instructions Manual

Progressive safety gear
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Progressive Safety Gear
USG-25P
Operating Instructions
Product manufacturer reference can be found on the product type label.
For any support or further questions please contact your trading office.
No part of this publication may be reproduced or translated, even in part, without prior written permission from WITTUR. We reserve the right to make alterations with respect to the specifications
Änderungen vorbehalten!
*D729MGB 111*
Progressive Safety Gear
USG-25P
www.wittur.com
and figures in this manual. Original operating instruction language is english.
ID Unique PM.7.000342.EN
Blatt/ sheet
D729MGB.000
Datum/ date
23.05.2007
Stand/ version G-07.05.2018
Geprüft/ approved WAT/MZE
Subject to change without notice!

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Summary of Contents for WITTUR USG-25P

  • Page 1 For any support or further questions please contact your trading office. No part of this publication may be reproduced or translated, even in part, without prior written permission from WITTUR. We reserve the right to make alterations with respect to the specifications and figures in this manual.
  • Page 2 Blatt/ sheet D729MGB.001 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version G-07.05.2018 Geprüft/ approved WAT/MZE Operating Instructions Contents Page 1 General information prior to installation 1.1 Description and functions ............002 1.2 Liability and guarantee .

  • Page 3: General Information Prior To Installation

    Operating Instructions General information prior to installation Description and functions The progressive type safety gear USG-25P is a combined c-type spring, frame and friction ele- ment, which is activated by a movable roller. The braking force is adjusted by means of variable machining dimensions, therefore the re-adjusting is impossible.

  • Page 4: Liability And Guarantee

    / product damage during installa- stated in these operating instructions. tion, maintenance and repair work. The WITTUR guarantee may be voided if parts Important safety advice and danger warnings are other than those described in these instructions emphasised with the following symbols: are installed.
  • Page 5 Blatt/ sheet D729MGB.004 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version C-07.09.2011 Geprüft/ approved WAT/MZE Operating Instructions Advice for when working on Before starting installation work: safety components Only properly trained personnel may carry Safety gears are classified as safety components.

  • Page 6: Content Of Supply

    WITTUR GmbH Sowitschstrasse 1 • A-3270 Scheibbs, Austria Tel. +43 (0) 7482/42542-0 • Fax +43 (0) 7482/42542-232 http://www.wittur.at • E-Mail: info@wittur.at No part of this publication may be reproduced or We reserve the right to make alterations with respect translated, even in part, without prior written per- to the specifications and figures in this manual.

  • Page 7: Name Plate, Designation, Identification

    • Registration number are to glue at the housing. (serial number of WITTUR manufacturing) • Load range - Product code (see chapter 2.3) The data on the marking plate and the da- •...
  • Page 8 Blatt/ sheet D729MGB.007 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version E-05.04.2016 Geprüft/ approved WAT/MZE Operating Instructions additional Type label for housing: Load range - Product coed Serial number Type term Order Number / Elevator number (refer to delivery or order sheet) Type-examination number acc.
  • Page 9 Blatt/ sheet D729MGB.008 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version G-07.05.2018 Geprüft/ approved WAT/MZE Operating Instructions (P+Q) [kg] Range of use according to guide rail manufact. type & surface condition oiled Product code drawn (A) machined (B) drawn (A)

  • Page 10: Installation And Adjustment

    Blatt/ sheet D729MGB.009 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version G-07.05.2018 Geprüft/ approved WAT/MZE Operating Instructions Installation and adjustment Mounting to the car frame In accordance to the delivery content the manner When mounting the safety gear, observe...
  • Page 11 Blatt/ sheet D729MGB.010 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version G-07.05.2018 Geprüft/ approved WAT/MZE Operating Instructions 3.1.1 Mounting with Flat bars (integrated solution) Demands: • rectangular cut out (e.g. in upright) of minimum WxH = 165x135mm • fixing holes ø12,5mm (for M12 screws) with...
  • Page 12 Blatt/ sheet D729MGB.011 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version G-07.05.2018 Geprüft/ approved WAT/MZE Operating Instructions Adjustment of running clearance (gap brake lining to guide rail) After mounting and alignment of the safety gear, Check the horizontal alignment! adjust the running clearance “A”...
  • Page 13 Blatt/ sheet D729MGB.012 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version G-07.05.2018 Geprüft/ approved WAT/MZE Operating Instructions Dimensioning and cut of synchro- nisation shaft (type A) Dimension: Shaft dim. = S235JRG2 / ø30 x 3,5mm Length = DBG -140mm...
  • Page 14 Blatt/ sheet D729MGB.013 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version G-07.05.2018 Geprüft/ approved WAT/MZE Operating Instructions Synchronisation of the safety gear (type A) Both safety gears must operate synchronous. If necessary readjust by use of the screw (11).
  • Page 15 Blatt/ sheet D729MGB.014 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version G-07.05.2018 Geprüft/ approved WAT/MZE Operating Instructions Assembling and adjustment of housing (type B) and synchronisa- tion Both safety gears must operate synchro- nous. If there is safety gear delivered with safety gear...
  • Page 16 Blatt/ sheet D729MGB.015 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version C-07.09.2011 Geprüft/ approved WAT/MZE Operating Instructions (4) Install the synchronisation rod (7) to the axle- plates (1) - secure with pin (8). Adjust the length by means of the adjustment nuts and lock with lock nuts (9).
  • Page 17 Blatt/ sheet D729MGB.016 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version G-07.05.2018 Geprüft/ approved WAT/MZE Operating Instructions Electrical installation of the safety gear switch of housing (type B) Take note of the following when laying Work involving electrical equipment...

  • Page 18: Function Testing

    Blatt/ sheet D729MGB.017 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version C-07.09.2011 Geprüft/ approved WAT/MZE Operating Instructions Function testing First acceptance test Preparations before tests: Operational reliability of the installation is as- When sliding guides shoes are used, a thin sured.

  • Page 19: Static Functions Test

    Blatt/ sheet D729MGB.018 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version C-07.09.2011 Geprüft/ approved WAT/MZE Operating Instructions Static functions test The function of the safety gear is to be checked If the rated speed is above 1,5m/s, another with empty car and at service speed before the safety gear test must be done with rated real safety gear test is performed.

  • Page 20: Dynamic Functions Test

    Blatt/ sheet D729MGB.019 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version G-07.05.2018 Geprüft/ approved WAT/MZE Operating Instructions Dynamic functions test • If the car does not stop after 1-2 seconds close the brake immediately. Nobody should be in the lift car, on the car roof or in the lift shaft when carrying •...
  • Page 21 Blatt/ sheet D729MGB.020 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version C-07.09.2011 Geprüft/ approved WAT/MZE Operating Instructions Gearless elevator: 4.3.2 Gripping test for counterweight safety • Switch the main power OFF. Open the ma- gear chine brake manually and let the car acceler-...
  • Page 22 F = 1,5 x F If deviations from the permitted limits had been noticed during safety gear test • Remove test weights (if applicable). please contact us at WITTUR. Änderungen vorbehalten! Subject to change without notice!
  • Page 23 If the gripping distance s is within the shaded area the safety gear is set correctly, otherwise contact us at WITTUR. Gripping marke (Roller marke) v < 1,0m/s . . . s = L - 2 (cm) v >...
  • Page 24 Blatt/ sheet D729MGB.023 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version C-07.09.2011 Geprüft/ approved WAT/MZE Operating Instructions Diagram 2: v=1,2-1,9m/s Method B (see chapter 4.3.1) Method A (see chapter 4.3.1) Diagram 3: v=1,8-2,7m/s Method B (see chapter 4.3.1) Method A (see chapter 4.3.1)

  • Page 25: Maintenance, Inspection And Repair

    Maintenance, inspection and repair Maintenance and inspection 5.1.1 General The progressive type safety gear USG-25P is basi- When sliding guides shoes are used, a thin cally maintenance free. The whole installation is coating of the guide rail oil is to be ap- designed so that no large maintenance operations plied to the guide rails.
  • Page 26 Blatt/ sheet D729MGB.025 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version G-07.05.2018 Geprüft/ approved WAT/MZE Operating Instructions 5.1.2 Maintenance and inspection check list 5.1.3 Cleaning of guide rails • Check brake lining / guide rail for free run- Any dust or dirt on the guide rails can have influ-...

  • Page 27: Operational Life Time Of The Safety Gears

    • only original replacement parts may be in- stalled (these are available from manufacturer Please contact WITTUR if for any reason only) something is unclear, or you encounter • repairs are carried out only in pairs and are...
  • Page 28 Blatt/ sheet D729MGB.027 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version D-21.08.2013 Geprüft/ approved WAT/MZE Operating Instructions Spare parts list (type A) Pos. Component Spare part ... used Number ... Art. No. Saftey gear contact Bernstein limit switch I88-SU1Z w (manual reset)
  • Page 29 Blatt/ sheet D729MGB.028 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version D-21.08.2013 Geprüft/ approved WAT/MZE Operating Instructions Spare parts list (type B) Pos. Component Spare part ... used Number... Art. No. Safety gear contact Bernstein I88-U1Z Riwk 258453 Safety gear housing...

  • Page 30: Revision Table

    Blatt/ sheet D729MGB.029 Progressive Safety Gear Datum/ date 23.05.2007 USG-25P Stand/ version G-07.05.2018 Geprüft/ approved WAT/MZE Operating Instructions Revision Table Issue date description of change CRW-4103 21.08.2013 902374H01 added as spare part, revision table added CRW-4103 21.08.2013 Labelling updated CRW-4737 28.10.2014...
  • Page 31 Sarandi - Pcia. de Buenos Aires, Argentinia 43052 Colorno, Italy AUSTRIA INDIA WITTUR Austria GmbH WITTUR Elevator Components India Pvt. Ltd. Sowitschstrasse 1 Survey nos 45/1B , 3 & 4 , Pondur Village 3270 Scheibbs, Austria Sriperumbudur – 602 105...

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