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AUTOMATION 2000 DGPT2 Series User Manual

AUTOMATION 2000 DGPT2 Series
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TECH. INSTRUCTIONS
Page
T/NOT-0021 Date: 28/09/16
Rev.
7
DGPT2
®
1
TECHNICAL INSTRUCTIONS
DGPT2
®
AUTOMATI ON 20 0 0
20 rue de l a pommeraie , 783 1 0 C o i gnièr e s FR ANCE
Tel : +33-1 -3461-4232 Fa x : +3 3 -1-3461-8919
info @aut o mati o n2000.c o m www.a ut o mation 2 0 0 0 . com
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AUTOMATION 2000 DGPT2 Series Specifications

General IconGeneral
BrandAUTOMATION 2000
ModelDGPT2 Series
CategoryTransformer
LanguageEnglish

Summary

Installation: Completely Filled Transformers

1.1 Preamble

Provides context and disclaimer for the installation procedure.

1.2 Installation Precautions

Lists essential checks before installing the DGPT2® unit.

1.3 Installation Procedure

Details step-by-step process for fitting DGPT2® onto a transformer.

Installation: Breathing Transformers with Conservator

2.1 Preamble

Provides context and disclaimer for the installation procedure.

2.2 Installation Precautions

Lists essential checks before installing the DGPT2-IB unit.

2.3 Installation Procedure

Details step-by-step process for fitting DGPT2-IB onto a transformer.

Installation Precautions: Tightening and Leakproofness

Tightening Precautions

Details torque and sequence for tightening fixing hooks.

Leakproofness Precautions

Specifies how to ensure drain tap leakproofness without tape.

Electrical Operation and Monitoring

3.1 Preamble

Introduces change-over contacts for monitoring functions.

3.2 Operating Diagram

Illustrates electrical connections and states of DGPT2®.

3.2.1 Gas Discharge Monitoring

Explains gas discharge based on volume and dielectric density.

3.2.2 Excessive Pressure Monitoring

Describes how excessive pressure affects pressure switch contacts.

3.2.3 Temperature Monitoring

Explains how temperature changes affect thermostat contacts.

Tests and Verification

4.1 Precautions

Lists safety and setup checks before performing tests.

4.2 Gas Discharge Test

Details procedure to test gas discharge detection mechanism.

4.3 Excessive Pressure Test

Describes testing pressure switch functions (Type 1 & 2).

4.4 Temperature Test

Explains testing T1 and T2 thermostat functions.

Cleaning and Maintenance

5.1 Basic Precautions

Provides guidelines for cleaning the DGPT2® plastic body safely.

5.2 Loss of Transparency

Addresses restoring plastic body transparency due to deposits.

5.3 Prohibited Chemicals and Solvents

Lists chemicals/solvents not to use for plastic body cleaning.

Technical Specifications

6.1 Metal Housing

Details specifications and ratings of the metal housing.

6.2 Plastic Body

Details specifications and ratings of the plastic body.

6.3 Reed Contact

Specifies characteristics and accuracy of the reed contact.

6.4 Pressure Switch

Details specifications and accuracy of the pressure switch.

6.5 Thermostats

Specifies characteristics and accuracy of the thermostats.

6.6 Thermometer

Details specifications and accuracy of the thermometer.

6.7 Fitting

Describes fitting dimensions and material properties.

6.8 Operating Conditions

Defines ambient and dielectric temperature operating limits.

6.9 Breaking Capacity

Lists breaking capacity ratings for functions and voltages.

6.10 Standard Compliance

Lists standards to which the DGPT2® conforms.

Spatial Requirements

Product Options

2G: 2 Synchronous Gas Contacts

Option for two identical Reed contacts for gas detection.

2GD: 2 Gas Contacts with Offset

Option for two Reed contacts with offset triggering thresholds.

2P: 2 Synchronous Pressure Contacts

Option for two pressure contacts with identical thresholds.

2PD: 2 Pressure Contacts with Offset

Option for two pressure contacts with offset thresholds.

CE: Industrial Connector

Option for an industrial Harting connector for easy wiring.

FA: Thermometer Visible on Cover

Option for thermometer visible on the metal housing cover.

HT: High Temperature Body and Flange

Option for body/flange for higher dielectric temperatures.

IB: Conservator Connection

Option for conservator connection via 3/8" male inserts.

PA: Marine Cable Gland

Option for a marine cable gland for secure cable connection.

PT: Pt100 Sensor

Option for a Pt100 sensor for temperature measurement.

PTC: 80°C PTC Thermistor

Option for an 80°C PTC thermistor for temperature measurement.

SO: Drain Tap with Popoff Relief Valve

Option for a drain tap with a popoff relief valve.

X: Industrial and Marine Atmosphere

Option for DGPT2® suitable for industrial/marine environments.

Accessories and Spare Parts

1 Reed Contact Spare Part

Spare part for the standard DGPT2® Reed contact.

2 Synchronous Reed Contacts Spare Part

Spare part for DGPT2® with option 2G.

2 Reed Contacts with Offset Spare Part

Spare part for DGPT2® with option 2GD.

3/8" Flexible Tube for Conservator Fitting

Accessory: corrugated hose for conservator connection.

Antimagnetic Shield Accessory

Accessory to prevent spurious releases in magnetic environments.

Drain Tap Spare Part

Spare part for drain tap, nickel plated brass.

Drain Tap with Popoff Relief Valve Spare Part

Spare part for drain tap with popoff relief valve.

Fixing Hooks Spare Parts

Spare parts for fixing hooks, steel or AISI 316L.

Flat Seal for Drain Tap Spare Part

Spare part: FPM seal for the drain tap.

Flat Seal for Flange Spare Part

Spare part: FPM seal for the flange.

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