Heinzmann StG 2120 Series Manual

Explosion proof actuators

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Explosion Proof Actuators
Copyright 2001 by Heinzmann GmbH & Co. KG. All rights reserved. This document may not be reproduced or handed on to third parties.
HEINZMANN
Electronic Speed Governors
StG 2120.xx
StG 30.90-xx
StG 40.90-xx
Heinzmann GmbH & Co. KG
Engine & Turbine Management
Am Haselbach 1
D-79677 Schönau (Schwarzwald)
Germany
Phone
+49 7673 8208-0
Fax
+49 7673 8208-188
E-mail
info@heinzmann.com
www.heinzmann.com
V.A.T. No.:
DE145551926
Manual T 02 001-e / 12-09

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Summary of Contents for Heinzmann StG 2120 Series

  • Page 1 Electronic Speed Governors Explosion Proof Actuators StG 2120.xx StG 30.90-xx StG 40.90-xx Copyright 2001 by Heinzmann GmbH & Co. KG. All rights reserved. This document may not be reproduced or handed on to third parties. Manual T 02 001-e / 12-09...
  • Page 3 Practice all plant and safety instructions and precautions. Warning Failure to follow instructions may result in personal injury and/or damage to property. HEINZMANN will refuse all liability for injury or damage which results from not following instructions Danger Please note before commissioning the installation:...
  • Page 4 HEINZMANN expressly disclaim the implied warranties of merchantability and of fitness for any particular purpose, even if HEINZMANN have been advised of a particular purpose and even if a particular purpose is indicated in the manual. HEINZMANN also disclaim all liability for direct, indirect, incidental or consequential damages that result from any use of the examples, data, or other information contained in this manual.
  • Page 5: Table Of Contents

    Contents Contents Page 1 Safety Instructions and Related Symbols ................1 1.1 Basic Safey Measures for Normal Operation..............2 1.2 Basic Safety Measures for Servicing and Maintenance ..........2 1.3 Before Putting an Installation into Service after Maintenance and Repair Works ..3 2 General ...........................
  • Page 7: Safety Instructions And Related Symbols

    1 Safety Instructions and Related Symbols 1 Safety Instructions and Related Symbols This publication offers wherever necessary practical safety instructions to indicate inevitable residual risks when operating the engine. These residual risks imply dangers to persons product and engine environment. The symbols used in this publication are in the first place intended to direct your attention to the safety instructions! This symbol is to indicate that there may exist dangers to the engine, to...
  • Page 8: Basic Safey Measures For Normal Operation

    1 Safety Instructions and Related Symbols The symbols used in the text do not supersede the safety instructions. So please do not skip the respective texts but read them thoroughly! In this publication the Table of Contents is preceded by diverse instructions that among other things serve to ensure safety of operation.
  • Page 9: Before Putting An Installation Into Service After Maintenance And Repair Works

    1 Safety Instructions and Related Symbols  Keep the cabinet always closed. Access should be permitted only to authorized perssons having a key or tools.  Never use a water hose to clean cabinets or other casings of electric equipment! 1.3 Before Putting an Installation into Service after Maintenance and Repair Works ...
  • Page 10: General

    2 General 2 General 2.1 Scope of Delivery Actuator StG 2120.xx or Actuator StG xx.90-xx Optionally: Coupling Optionally: 1" control valve or 1.5" control valve for metering gaseous fuel for gas turbines Optionally: Control lever The following cable glants M 20x1,5 can be used: ...
  • Page 11: Description Of Function

    2 General 2.2 Description of Function The explosion-proof actuator types StG 2120.xx and StG xx90-xx, type of protection flameproof enclosure “d”, are used for actuating gas valves in gas turbine control applications. These actuators are distinguished by following features:  Fast response and high torque in either direction ...
  • Page 12: Technical Informationen

    3 Technical Informationen 3 Technical Informationen 3.1 Technical Data Description StG 2120 StG 30.90-xx StG 40.90-xx Rotation angle 68° 90° 90° Max. torque 12 Nm 22 Nm 44 Nm Torque in steady state 4 Nm 7.5 Nm 14.5 Nm condition Current consumption of whole governor Max.
  • Page 13: Measurements

    3 Technical Informationen 3.2 Measurements 130,5 70+/-0,1 19,5 100+/-0,1 82,5 70+/-0,1 125+/-0,1 Figure 1: StG xx.90-xx Explosion Proof Actuators StG 2120.xx, StG 30.90-xx, StG 40.90-xx...
  • Page 14 3 Technical Informationen 100+/-0,1 Screwing cable gland 20x1,5 Screwing cable gland 20x1,5 Explosion Proof Actuators StG 2120.xx, StG 30.90-xx, StG 40.90-xx...
  • Page 15 3 Technical Informationen SAE-Serration SAE-Serration 1/2"-36 1/2"-36 4xM10-20 tief 125+/-0,1 168+/-0,1 225+/-0,1 253+/-0,1 Figure 2: StG 2120.xx Explosion Proof Actuators StG 2120.xx, StG 30.90-xx, StG 40.90-xx...
  • Page 16: Mounting And Connection

    4 Mounting and Connection 4 Mounting and Connection 4.1 Mounting Any works on the actuators may be performed only by properly trained specialists and in compliance with applicable standards. Warning For metering gaseous fuels for gas turbines, both actuators are available as a complete set with a 1"...
  • Page 17: Electrical Connection

    More than 20 – 40 m 6,0 mm The actuator is driven by a HEINZMANN control unit. In special cases, the actuator may be connected to some other control as provided by the plant manufacturer. This will, however, require that...
  • Page 18: Operation

    Fehler! Verweisquelle konnte nicht gefunden werden. Operation 5 Operation 5.1 Commisioning Any works on the actuators may be performed only by properly trained specialists and in compliance with applicable standards. Warning The user is responsible for correct and proper commissioning of the installation as a whole. Please note before commissioning the installation: ...
  • Page 19: Maintenance And Service

    5 Maintenance and Service 6 Maintenance and Service Any repair work may be executed only and exclusively at the factory of the manufacturer. Before cleaning the device, make absolutely sure that it has been switched Warning dead! The device must be regularly checked for damages. The exterior of the device must be kept in orderly condition.
  • Page 20: Download Of Manuals

     e-mail or address where you want the manuals to be sent to (if different from above)  item code (as on front page, bottom right) and title of the desired manual or alternatively the technical data of your HEINZMANN equipment We would be pleased to receive your comments about the contents and presentation of our publications.

This manual is also suitable for:

Stg 30.90 seriesStg 40.90 series

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