WITTUR OL35E-NA Operating Instruction Download Page 2

Page: 2 / 27

Contents

Page

1 General information prior to installation

1.1

Description and functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.002

1.2 Liability and guarantee . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.003

1.3

Safety precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.003

1.4

Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.004

1.5

Advice for when working on safety components . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.004

1.6

Content of supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.005

2 Name plate, designation, identification

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.006

3 Installation

3.1

General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.007

3.1.1

Handling of the OL35E-NA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.007

3.1.2

OL35E-NA Fixing possibilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.008

3.1.3

Installation tolerances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.008

3.2

Installing the overspeed governor in the machine room . . . . . . . . . . . . . . . . . .PM.7.002374.009

3.3

Roping of the overspeed governor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.010

3.3.1

Variations of OL35E-NA overspeed governor arrangements . . . . . . . . .PM.7.002374.010

3.4

Overspeed contact . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.011

3.5

Electrical installation of the remote control (optional) . . . . . . . . . . . . . . . . . . .PM.7.002374.012

3.5.1

Wiring of the remote control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.012

3.6

Electrical installation of the Magnetic-Ring Encoder (optional) . . . . . . . . . . . .PM.7.002374.014

3.6.1

Specification of the encoder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.014

3.6.2

Wiring assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.014

3.7

Attaching the safety cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.015

4 Function testing

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.016

4.1

Standard speed settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.018

5 Maintenance, inspection and repair

5.1

Maintenance and inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.019

5.2

Recommended checking periods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.019

5.3

Inspection checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.020

5.3.1

General checkings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.020

5.3.2

Check the flyweights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.020

5.3.3

Check the axial movement of the flyweights . . . . . . . . . . . . . . . . . . . . .PM.7.002374.020

5.3.4

Check the condition (wearing) of the wheel rope groove . . . . . . . . . . .PM.7.002374.021

5.3.5

Check the condition of the wheel bearing . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.021

5.3.6

Check the function of the overspeed contact . . . . . . . . . . . . . . . . . . . .PM.7.002374.022

5.4

Functional check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.022

5.4.1

Tripping speed (CS/TS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.022

5.4.2

Brake force (lifting force) of the OL35E-NA governor . . . . . . . . . . . . . .PM.7.002374.022

5.5

Carrying out repairs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.024

5.5.1

Tensioning the governor rope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.024

5.6

Disposal of waste . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.024

5.7

Spare parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PM.7.002374.024

Änderungen vorbehalten!

Subject to change without notice!

Overspeed Governor
OL35E-NA

Operating instructions

Blatt/

sheet PM.7.002374.001

Datum/

date

08.04.2011

Stand/

version D-20.03.2018

Geprüft/

approved WAT/MZE

Summary of Contents for OL35E-NA

Page 1: ...Original Instruction No part of this publication may be reproduced or translated even in part without prior written permission from WITTUR Subject to change without notice Product manufacturer referen...

Page 2: ...he encoder PM 7 002374 014 3 6 2 Wiring assignment PM 7 002374 014 3 7 Attaching the safety cover PM 7 002374 015 4 Function testing PM 7 002374 016 4 1 Standard speed settings PM 7 002374 018 5 Maint...

Page 3: ...heels 3 connected with the flyweights move towards the trip wheel 6 in the centre If the nominal elevator speed is exceeded the fly weight 1 will hit the contact plate 7 activating the overspeed conta...

Page 4: ...pany nor consists of original WITTUR spare parts 1 3 Safety precautions WITTUR machine installation or repair engineers are chiefly responsible for the safe operation of machinery It is essential to c...

Page 5: ...t the factory and order number correspond that the details on the name plate correspond to those on the order the elevator speed the elevator travel height the rope wheel diameter suites to the over s...

Page 6: ...PM 7 002374 005 Datum date 08 04 2011 Stand version 22 03 2013 Gepr ft approved WAT MZE Geschwindigkeitsbegrenzer OL35 Betriebsanleitung Geschwindigkeitsbegrenzer OL35 D7A0MDE 03 2009 WITTUR GmbH Sowi...

Page 7: ...overspeed governor is pre adjusted and calibrated at the factory No re adjust ment is allowed 2 Name plate designation identification Date of manufacture Type term Type term Serial number Nominal spe...

Page 8: ...This might reduce the governor breaking force nderungen vorbehalten Subject to change without notice Overspeed Governor OL35E NA Operating instructions 3 Installation Blatt sheet PM 7 002374 007 Datu...

Page 9: ...nces The overspeed governor must be installed vertically The overspeed governor must be installed in a way that the governor rope runs par allel into the wheel groove The max allowed tolerances are ma...

Page 10: ...pay attention to the overspeed governor rotational direction during each stage of installation 1 If a supporting base is being used it must be screwed to the overspeed governor 2 Position the overspe...

Page 11: ...nd to the rope socket and attach it to the safety gear 3 Install the tension weight refer to operating instructions of tension weight 4 Connect the second rope end to the rope sock et of the safety ge...

Page 12: ...t use category AC 15 B300 Ue Ie 240V 1 5A thermal current Ithe 5A insulation voltage Ui 250V AC protection type IP 43 approved in accordance VDE 0660 T100 IEC EN 60947 5 1 1 2 3 4 Overspeed contact Wo...

Page 13: ...ac tory Power supply of the motor Voltage 24VDC 10 15 Current 1 6A 10 switch on time min 2 sec max 30 sec Motor protection The motor protection PTC is included in the con nection box of the remote con...

Page 14: ...L35E NA Operating instructions Blatt sheet PM 7 002374 013 Datum date 08 04 2011 Stand version D 20 03 2018 Gepr ft approved WAT MZE pin 7 8 24 VDC GND GND 24 VDC Motor Position B left trip mechanical...

Page 15: ...th 4 ft cable protected by a flexible conduit 3 6 1 Specification of the magnet sensor 3 6 2 Wiring assignment nderungen vorbehalten Subject to change without notice Overspeed Governor OL35E NA Operat...

Page 16: ...Governor OL35E NA Operating instructions Blatt sheet PM 7 002374 015 Datum date 08 04 2011 Stand version 22 03 2013 Gepr ft approved WAT MZE 3 7 Attaching the safety cover Move the delivered covering...

Page 17: ...run Risk of crushing injuries The entire elevator travel path should be slowly travelled in inspection mode before the functions tests Attention should be paid to the clearance of all fastened parts e...

Page 18: ...t be exactly up to a few percent the same as on the type label although it is still correct Reason a Figure in label is the nominal as ordered for tolerances see 4 1 b The un defined acceleration via...

Page 19: ...8 8 3 14 Contact speed CSup ft min m s min max 367 5 1 87 367 5 1 87 525 0 2 67 525 0 2 67 452 0 2 30 497 2 2 53 625 0 3 18 687 5 3 49 nderungen vorbehalten Subject to change without notice Overspeed...

Page 20: ...diately taken out of use should any damage or irregularities arise which could possibly impair operational safety The checks and tests mentioned below are the minimum required checks to ensure product...

Page 21: ...te any part of the governor or the governor rope 5 3 1 General checkings Check the overspeed governor and belonging components for damages and deformation Check the fixing of the overspeed governor 5...

Page 22: ...be replaced Keep the governor clean especially the flyweight springs because they are mainly responsible for proper operation and correct tripping 5 3 5 Check the condition of the wheel bearing Check...

Page 23: ...roniza tion lever again after successful testing The test must be repeated if the mechani cal tripping speed don t correspond with the values in chapter 4 1 The resulted figures may not be exactly up...

Page 24: ...e going in contact with the trip wheel shown at mark B d Pull down the force gauge in the tripping direction as long as the governor pulley or and the governor rope starts to move e The shown value mu...

Page 25: ...peration without a over speed governor even for short periods of time is forbidden The following repairs should be carried out on site by qualified fitters service personnel Tensioning the governor ro...

Page 26: ...Beschreibung der nderung C CRW 7572 20 09 2017 some minor changes D CRW 8407 20 03 2018 Wiring picture changed table added text changed Overspeed Governor OL35E NA Operating instructions Blatt sheet P...

Page 27: ...9 Dresden Germany GERMANY WITTUR S R O Priemyseln ulica 2747 7 963 01 Krupina Slovakia SLOVAKIA WITTUR Elevator Components India Pvt Ltd Survey nos 45 1B 3 4 Pondur Village Sriperumbudur 602 105 Tamil...

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