GESTRA TRS 5-8 Installation Instructions Manual

Steam systems, temperature switch

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GESTRA Steam Systems
TRS 5-8
Installation Instructions 810709-02
Temperature Switch
TRS 5-8


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Summary of Contents for GESTRA TRS 5-8

  • Page 1 GESTRA Steam Systems TRS 5-8  Installation Instructions 810709-02 Temperature Switch TRS 5-8...
  • Page 2: Table Of Contents

    ATEX (Atmosphère Explosible) .........................4 Explanatory Notes Scope of supply ............................4 Description .............................5 Function ..............................5 System components ..........................5 Design ..............................5 Technical Data TRS 5-8 ..............................6 Corrosion resistance ..........................7 Name plate/ marking ..........................7 Dimensions .............................8 Design TRS 5-8 ..............................9 Key ............................... Functional Elements TRS 5-8 ..............................0...
  • Page 3 Contents - continued - Page Wiring TRS 5-8 ..............................4 Attention ...............................4 Note ..............................4 Tools ..............................4 Key ...............................4 Wiring diagram .............................5 Basic Settings Adjusting temperature limit ........................6 Example  ............................6 Example  ............................6 Example 3 ............................6 Tools ..............................6 Code switch settings ..........................7 Commissioning Check wiring ............................8...
  • Page 4: Important Notes

    Important Notes Usage for the intended purpose Use temperature switch TRS 5-8 only in conjunction with resistance thermometers TRG 5-53, TRG 5-54, TRG 5-55 and TRG 5-57 for signalling limit temperature. Safety note The equipment must only be installed and commissioned by qualified and competent staff.
  • Page 5: Description

    TRS 5-8 are of the normally closed type. In the event of a power supply failure the temperature switch will raise an alarm.
  • Page 6: Technical Data

    Special voltages 5 V +/– 0 %, 50/60 Hz or 4 V +/– 0 %, 50/60 Hz. Power consumption 5 VA Protection TRS 5-8 b: IP 0 to DIN EN 6059 Admissible ambient temperature 0 °C to 55 °C Body materials TRS 5-8 b: Base ABS, black.
  • Page 7: Corrosion Resistance

    Temperature switch Commutateur de température 115V 230V Mains supply Protection 50 / 60 Hz IP 20 Tamb = 55°C (131°F) 250 V ~ T 2,5 A External fuse Wirkweise Typ 2B GESTRA AG Münchener Str. 77 D-28215 Bremen Fig. 1...
  • Page 8: Dimensions

    Technical Data - continued - Dimensions 37.5 Fig. 2 Fig. 3...
  • Page 9: Design

    Design TRS 5-8 Fig. 4 Fig. 5 TRS 5-8 ° C ° C MADE BY GESTRA DIN TW 106805 Fig. 6...
  • Page 10: Functional Elements

    Functional Elements TRS 5-8 MAX 55°C TRS 5-8 ° C § MAX 95% IP 20 " ° C MADE BY GESTRA DIN TW 106805 Fig. 7...
  • Page 11 Design / Functional Elements Cover screws Base Upper part of the housing Mounting clip Cable entry (flexible) Cable entry (housing) Fixing holes d = 4.3 mm Supporting rail TS 35 x 5 DIN EN 500 LED “MAX temperature alarm” LED “MIN temperature alarm” "...
  • Page 12: Key

    Installation TRS 5-8 On supporting rail . Clip temperature switch onto supporting rail. . Loosen cover screws 1 and detach cover 3 from its base 2. 3. Select cable entry 5 and remove corresponding seal. On mounting panel . Loosen cover screws 1 and detach cover 3 from its base 2.
  • Page 13: Examples Of Installation

    Installation - continued - Examples of Installation TRS 5-8 ° C ° C MADE BY GESTRA DIN TW 106805 MAX 55°C Fig. 8 MAX 95% IP 20 Fig. 9...
  • Page 14: Wiring

    Wiring TRS 5-8 Note that screened four-core cable, e. g I-IY(St)Y  x  x 0.8 or LIYCY 4 x 0.5 mm is required. Attention To protect the switching contacts fuse circuit with T .5 A or according to ■...
  • Page 15: Wiring Diagram

    Electrical Connection - continued - Wiring diagram TRS 5-8 °C °C & Pt 00 IEC 75 TRG 5-53 TRG 5-54 TRG 5-55 Fig. 10 TRG 5-57 Fig. 11 Fig. 12 TRG 5-53, TRG 5-54 TRG 5-55, TRG 5-57...
  • Page 16: Basic Settings

    Basic Settings Adjusting temperature limit To set the temperature use the 8-pole code switch on the front panel of the TRS 5-8. Use code switch " to set the min. temperature limit and code switch § to set the max. temperature limit.
  • Page 17: Code Switch Settings

    Basic Settings - continued - Code switch settings °C °C Fig. 13 (Example 1) Fig. 14 (Example 3)
  • Page 18: Commissioning

    Commissioning Check wiring Make sure that the TRS 5-8 is wired to its associated temperature sensor as indicated in the wiring diagram. Fig. 10, Fig. 11, Fig. 12 Apply mains voltage Apply mains voltage to temperature switch TRS 5-8. Performance test TRS 5-8 .
  • Page 19: Operation Malfunctions

    Operation Malfunctions Danger The terminal strip of the equipment is live during operation. This presents the risk of severe cases of electric shock! Cut off power supply before mounting or removing the terminal strips and the housing cover. Fault-finding list for troubleshooting Normal operation –...
  • Page 20: Decommissioning

    Decommissioning Danger The terminal strip of the equipment is live during operation. This presents the risk of severe cases of electric shock! Cut off power supply before mounting or removing the terminal strips and the housing cover. Disposal Dismantle the equipment and separate the waste materials, using the material specification as a reference.
  • Page 21: Annex

    Annex Declaration of Conformity We hereby declare that the equipment TRS 5-8 conforms to the following European guidelines: Low voltage directive 73/3/EC version 93/68/EC ■ Low voltage directive 89/336/EC version 93/68/EC ■ Low voltage standard EN 5078 ■ EMC-standard EN 5008-, EN 5008- ■...
  • Page 22 For your notes...
  • Page 23 For your notes...
  • Page 24 Agencies all over the world: www.gestra.de GESTRA AG Münchener Straße 77 28215 Bremen Germany Telefon +49 421 3503-0 Telefax +49 421 3503-393 E-Mail info@de.gestra.com www.gestra.de 80709-0/308cm · 007 GESTRA AG · Bremen · Printed in Germany...

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