Table of Contents
Advertisement
Quick Links
PEGASUS TECHNOLOGY EQUI. ELETR. LTDA
PEGASUS TECHNOLOGY EQUI. ELETR. LTDA
St. Mal. Castelo Branco, 5203 – Schroeder – SC – Brazil 89275-000
e-mail: sac@pegasustech.com.br - www.pegasustech.com.br
Phone: +55 (47) 3374-6301
FIELD APPLICATION RELAY
GCDT-02
GCDT-02
OPERATION AND INSTALLATION MANUAL
Revision 05 of 2019-09-23
MPEN09985
Advertisement
Table of Contents
Summary of Contents for PEGASUS TECHNOLOGY GRAMEYER GCDT-02
- Page 1 PEGASUS TECHNOLOGY EQUI. ELETR. LTDA PEGASUS TECHNOLOGY EQUI. ELETR. LTDA St. Mal. Castelo Branco, 5203 – Schroeder – SC – Brazil 89275-000 e-mail: sac@pegasustech.com.br - www.pegasustech.com.br Phone: +55 (47) 3374-6301 FIELD APPLICATION RELAY GCDT-02 GCDT-02 OPERATION AND INSTALLATION MANUAL Revision 05 of 2019-09-23...
- Page 2 GCDT-02 Rev. 05 of 2019-09-23 © 2018 PEGASUS TECHNOLOGY Equipamentos Eletrônicos LTDA. All right reserved. This manual may in no way be reproduced, filed or transmitted through any type of media, whether it be electronically, by printing, phonographically or any other audiovisual means without prior consent from PEGASUS.
- Page 3 Rev. 05 of 2019-09-23 * If requested, PEGASUS can supply an extra copy of this manual. The equipment serial number and model should be informed by the customer, when making the request. PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 3 of 22...
- Page 4 The equipment’s electronic boards can have components that are sensitive to electrostatic discharges. Do not directly touch components or connections. If this is absolutely necessary, then first touch the grounded metal body or use the proper ground bracelet. PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 4 of 22...
- Page 5 The non-observance of the above recommendations, could exempt the company supplying the equipment from any responsibility referring to the resulting damages as well as the loss of warranty of the equipment or of the damaged part. PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 5 of 22...
-
Page 6: Table Of Contents
Figure 1.4 - GCDT-02 LED's.......................13 Figure 2.1 - Test Circuit........................14 Figure 3.1 - Cables Connection......................17 Figure 3.2 - Cables Connection......................17 Figure 3.3 - Wire Connections and Bracket Dimensional (mm)..............18 Figure 4.1 - Dimensional Drawing......................20 PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 6 of 22... -
Page 7: General Information
It can be used for thyristor firing (mounted on motor rotor) or for DC contactor closure • (panel mounted). PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 7 of 22... -
Page 8: Electrical Characteristics
The electrical drawings and connections as well as a table for slippage frequency adjustment • is printed onto the box to allow for easy installation, maintenance and adjustment of the GCDT-02; Diameter of the electrical connection cables: 1,5 to 2,5 mm². • PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 8 of 22... -
Page 9: Connection Diagram
TR_CR_A: Crowbar thyristor. Connection to the thyristor anode; • TR_CR_G: Crowbar thyristor. Connection to the thyristor gate; • TR_AX_A: Auxiliary thyristor. Connection to the thyristor anode; • TR_AX_G: Auxiliary thyristor. Connection to the thyristor gate; • PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 9 of 22... -
Page 10: Principle Of Operation
Note on the figure both preconditions for field application: The field is applied when the slippage frequency decreases and the wave form is crossing zero on the transition from positive to negative. PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 10 of 22... -
Page 11: Slipping Frequency Adjustment
LEDs (see figure 1.2). It's possible to adjust slippage from 0,49 to 5 Hz, where the 'Dip Switch' switches combination determines the frequency. “D ”. “D ”. IGURE IGURE ETAIL ETAIL LIPPING LIPPING DJUSTMENT DJUSTMENT WITCH WITCH PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 11 of 22... - Page 12 0.63 1520 0.66 1460 0.68 1400 0.71 1340 0.75 1280 0.78 1220 0.82 1160 0.86 1100 0.91 1040 0.96 1.02 1.09 1.16 1.25 1.35 1.47 1.61 1.79 2.27 2.63 3.13 3.85 PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 12 of 22...
-
Page 13: Led Indicators
LED FIR CR : Lights up when the Crowbar thyristor firing is active; LED SOURCE OK : Indicates that the GCDT-02 is powered properly; - GCDT-02 LED' - GCDT-02 LED' IGURE IGURE PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 13 of 22... -
Page 14: Equipment Test Procedure
One thyristor with current capacity larger than 1A and reverse voltage larger than 1000V; • One diode with the same thyristor characteristics; • One AC variable source from 0 to 480 Vac; • Oscilloscope; • IGURE IGURE IRCUIT IRCUIT PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 14 of 22... -
Page 15: Test Procedure
22. The voltage at resistor R3 must be zero; PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 15 of 22... -
Page 16: Field Application Test With The Rotor Synchronized
When the voltage reaches the passive firing level, there will be a cropping of the waveform previously verified. These voltage level must be in accordance with the specificaion of the equipment for this item PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 16 of 22... -
Page 17: Wire Connections To The Connector
Screwdriver Push IGURE ABLES ONNECTION IGURE ABLES ONNECTION IGURE IGURE ABLES ABLES ONNECTION ONNECTION Push the orange terminal It is recommended to use a small according to the Photo 3.2 screwdriver PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 17 of 22... -
Page 18: Bracket For Wire Support
This support improves the wire attachment, increasing the mechanical rigidity and avoiding damages due to vibration. The figure 3.3 shows an application example. IGURE IGURE ONNECTIONS ONNECTIONS RACKET RACKET IMENSIONAL IMENSIONAL PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 18 of 22... -
Page 19: Mechanical Assembly
GCDT-02 Rev. 05 of 2019-09-23 3.2 -Mechanical Assembly PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 19 of 22... -
Page 20: Dimensions (Mm)
GCDT-02 Rev. 05 of 2019-09-23 IMENSIONS IMENSIONS IGURE IGURE IMENSIONAL IMENSIONAL RAWING RAWING PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 20 of 22... -
Page 21: Problems, Causes And Solutions
GCDT02, diodes and arrangement thyristors GCDT02 circuit. are correct and if any component is burnt. • If possible perform a bench test to check if • GCDT02 with defect. the equipment has good working conditions. PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 21 of 22... - Page 22 GCDT-02 Rev. 05 of 2019-09-23 PEGASUS TECHNOLOGY Equipamentos Eletrônicos Ltda Page 22 of 22...