Startco SE-330HV Manual

Startco SE-330HV Manual

Neutral-grounding-resistor monitor
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406 Jessop Avenue
Saskatoon, Saskatchewan
NEUTRAL-GROUNDING-RESISTOR MONITOR
Publication: SE-330HV-M
Document: S95-C330-0H000
Printed in Canada.
Canada
S7N 2S5
SE-330HV MANUAL
MARCH 24, 2006
REVISION 0
N E U T R A L G R O U N D I N G R E S I S T O R
M O N I T O R
G R O U N D
F A U L T
T R I P
D I A G N O S T I C
C A L I B R A T E D
R E L
15
10
20
P O W E R
8
40
6
60
4
80
100
2
G F T R I P L E V E L
( % C T R A T I N G )
0.7
0.5
1.0
2.0
0.4
0.3
3.0
0.2
5.0
0.1
10.0
G F T R I P T I M E ( )
S
R E S E T
S T A R T C O
E N G I N E E R I N G L T D .
Copyright  2006 Startco Engineering Ltd.
All rights reserved.
Ph: (306) 373-5505
Fx: (306) 374-2245 www.startco.ca
R E S I S T O R
F A U L T
T R I P
A Y
K 1
1000
850
1700
650
4000
500
6000
300
8500
100
10000
V T R I P L E V E L
N
( S 5
V x 2
V x
1
)
T x
R x
S E - 3 3 0 H V

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Summary of Contents for Startco SE-330HV

  • Page 1 S T A R T C O S E - 3 3 0 H V E N G I N E E R I N G L T D . Copyright  2006 Startco Engineering Ltd. All rights reserved. Publication: SE-330HV-M Document: S95-C330-0H000 Printed in Canada.
  • Page 2 Blank Page...
  • Page 3: Table Of Contents

    4.1.2 Firmware Upgrade ........18 4.2 Network Communications ........18 ISCLAIMER Troubleshooting ........... 19 Specifications are subject to change without notice. Startco Technical Specifications ........20 Engineering Ltd. is not liable for contingent or 6.1 SE-330HV ............. 20 consequential damages, or for expenses sustained as a result 6.2 Sensing Resistors ...........
  • Page 4 Blank Page...
  • Page 5: General

    TRIP LEVEL setting, and if NGR current 1,000 kVA on medium-voltage systems. is less than 5% of the CT rating, the SE-330HV will trip In an alarm-only system or in a tripping system without on resistor fault. If the resistor-fault circuit is tripped and...
  • Page 6: Operation

    12 seconds and ground-fault current is less of NGR current. than 5% of the CT rating, the SE-330HV will trip on Choose an NGR let-through current and a ground-fault resistor fault. If the resistor-fault circuit is tripped and trip level according to the guidelines in Section 1.1.
  • Page 7: Configuration Settings

    NGR is changed, or if the sensing resistor is changed. NOTE: DEFAULT SETTINGS SHOWN. : If the SE-330HV is not calibrated and is supplied FIGURE 1. Configuration Switches. from the load side of the breaker (non-fail-safe mode), calibrate within 12 seconds of power-up or it may trip and 2.1.4.1 S...
  • Page 8: Trip Indication And Reset

    Fluorescent flags retain their state when supply voltage is removed. When supply voltage is applied with switch A/D-Converter-Error Trip (4 short): S2 set to FAIL-SAFE, the SE-330HV returns to its state An A/D-converter error has occurred. prior to loss of supply voltage. When supply voltage is...
  • Page 9: Analog Output

    Outline and panel-cutout dimensions for the SE-330HV Electrical Code Section 10-1108 and National Electrical are shown in Fig. 4. To panel mount the SE-330HV, Code Section 250.36(B). It is not required to be 8 AWG insert it through the panel cutout and secure it with four or larger.
  • Page 10: Se-330Hv Connection Diagram

    INTERNAL CLAMP. ALTERNATE CT LOCATION. SEE SECTION 3.4 FOR ISOLATED-GROUND SPGA RS232 COM CONNECTION. NOTE 10 RELAY CONTACTS SHOWN WITH SE-330HV DE-ENERGIZED. OPTIONAL N.C. AVAILABLE. LOOP-POWERED CONNECTION USES TERMINALS 19 AND 20 ONLY. OPTIONAL OPTICAL RS232 PIN 4 (DTR), PIN 7 (RTS), AND NETWORK COM PIN 9 (RI) NOT CONNECTED.
  • Page 11: Se-330Hv Outline And Panel-Mounting Details

    92.7 (3.65) 76.2 (0.32) (3.00) NOTES: 1. DIMENSIONS IN MILLIMETRES (INCHES). 2. SE-330HV SHOWN WITHOUT SWITCH ACCESS COVER. R=4.8 (0.19) MAXIMUM 4.4 (0.173) DIA 4 LOCATIONS PANEL-MOUNT CUTOUT FIGURE 4. SE-330HV Outline and Panel-Mounting Details. Pub. SE-330HV-M, March 24, 2006.
  • Page 12: Se-330Hv Outline And Surface-Mounting Details

    BODY AND TIGHTEN RETAINER SCREWS. MONITOR REMOVAL LOOSEN RETAINER SCREWS, SLIDE RETAINERS AWAY FROM MONITOR BODY, AND TIGHTEN RETAINER SCREWS. BEZEL OUTLINE PULL MONITOR FORWARD. ADAPTER PANEL OUTLINE MOUNTING DETAIL FIGURE 5. SE-330HV Outline and Surface-Mounting Details. Pub. SE-330HV-M, March 24, 2006.
  • Page 13: Er-15Kv Sensing Resistor

    2. TERMINAL-BLOCK SCREWS: NOTE 3 6-32 x 0.25. MINIMUM CLEARANCE FROM BASE 3. MOUNTING SCREWS: 305.0 (12.00) M6 OR 0.25-20. 4. USE LIQUID-TIGHT GLAND FOR TERMINAL-BLOCK-ENCLOSURE CABLE ENTRY. MOUNTING DETAIL FIGURE 6. ER-15KV Sensing Resistor. Pub. SE-330HV-M, March 24, 2006.
  • Page 14: Er-25Kv Sensing Resistor

    6-32 x 0.25. 3. MOUNTING SCREWS: MINIMUM CLEARANCE FROM BASE M6 OR 0.25-20. 508.0 (20.00) 4. USE LIQUID-TIGHT GLAND FOR TERMINAL-BLOCK- ENCLOSURE CABLE ENTRY. MINIMUM DISTANCE TO ADJACENT OBJECTS MOUNTING DETAIL FIGURE 7. ER-25KV Sensing Resistor. Pub. SE-330HV-M, March 24, 2006.
  • Page 15: Er-35Kv Sensing Resistor

    TO ADJACENT OBJECTS MOUNTING DETAIL NOTES: 1. DIMENSIONS IN MILLIMETRES (INCHES) 2. TERMINAL-BLOCK SCREWS: 6-32 x 0.25. 3. MOUNTING SCREWS: M6 OR 0.25-20. 4. USE LIQUID-TIGHT GLAND FOR TERMINAL-BLOCK-ENCLOSURE CABLE ENTRY. FIGURE 8. ER-35KV Sensing Resistor. Pub. SE-330HV-M, March 24, 2006.
  • Page 16: Er-72Kv Sensing Resistor Outline

    FRONT RIGHT SIDE NOTES: 1. DIMENSIONS IN MILLIMETRES (INCHES). 2. TERMINAL-BLOCK SCREWS: 6-32 x 0.25. 3. MOUNTING SCREWS: M6 OR 0.25-20. 4. USE LIQUID-TIGHT GLAND FOR TERMINAL-BLOCK-ENCLOSURE CABLE ENTRY. FIGURE 9. ER-72KV Sensing Resistor Outline. Pub. SE-330HV-M, March 24, 2006.
  • Page 17: Er-72Kv Sensing Resistor Mounting Details

    514.4 247.7 (9.75) (20.25) (9.75) 768.4 1009.7 355.5 (30.25) (39.75) (14.00) MINIMUM VERTICAL CLEARANCE: 1800.0 (70.87) NOTES: 1. DIMENSIONS IN MILLIMETRES (INCHES). 2. MOUNTING SCREWS: M6 OR 0.25-20. FIGURE 10. ER-72KV Sensing Resistor Mounting Details. Pub. SE-330HV-M, March 24, 2006.
  • Page 18: Ground-Fault Ct

    (2.21) (0.22) (4.33) (0.22) FRONT SIDE NOTES: 1. DIMENSIONS IN MILLIMETRES (INCHES). 2. MOUNTING SCREWS: M4 OR 8-32. 3. PRESS MOUNTING FEET IN PLACE USING INSTALLATION TOOL PROVIDED. FIGURE 11. EFCT-1 Sensitive Ground-Fault Current Sensor. Pub. SE-330HV-M, March 24, 2006.
  • Page 19: Se-Cs30-70 Sensitive Ground-Fault Current Sensor

    SIDE NOTES: MOUNTING FOOT DIMENSIONS IN MILLIMETRES (INCHES). INSTALLATION TOOL PRESS MOUNTING FEET IN PLACE USING INSTALLATION TOOL PROVIDED (DETAIL ‘A’) MOUNTING SCREWS: M4 OR 8-32. DETAIL ‘A’ FIGURE 12. SE-CS30-70 Sensitive Ground-Fault Current Sensor. Pub. SE-330HV-M, March 24, 2006.
  • Page 20: Efct-26 And Se-Cs30-26 Sensitive Ground-Fault Current Sensors

    MOUNTING FOOT INSTALLATION DIMENSIONS IN MILLIMETRES (INCHES). TOOL PRESS MOUNTING FEET IN PLACE USING INSTALLATION TOOL PROVIDED (DETAIL ‘A’) MOUNTING SCREWS: M4 OR 8-32. DETAIL ‘A’ FIGURE 13. EFCT-26 and SE-CS30-26 Sensitive Ground-Fault Current Sensors. Pub. SE-330HV-M, March 24, 2006.
  • Page 21: Isolated Ground Connection

    (GPR) from being transferred to remote equipment. NEUTRAL If the G terminals on the sensing resistor and the SE-330HV are connected to an isolated ground, the ER-SERIES SE-330HV will be exposed to the GPR. If the GPR is SENSING STATION RESISTOR TRIP CIRCUIT...
  • Page 22: Communications

    SE-330HV Neutral-Grounding-Resistor Monitor Rev. 0 4. C 4.1.2 F OMMUNICATIONS IRMWARE PGRADE The local ports can be used to upgrade the SE-330HV 4.1 L OCAL OMMUNICATION ORTS firmware. Upgrade procedure: The SE-330HV has two local communications ports; 1) Remove supply voltage.
  • Page 23: Troubleshooting

    See Section 9.2 for sensing-resistor tests. Repeat the calibration procedure after the open or shorted condition has been corrected. Remote Trip The SE-330HV was tripped by a signal from network communications. DIAGNOSTIC LED flash code = L-S-S-L…* Press RESET to clear the trip. EEPROM-Error Trip An error was detected in the EEPROM.
  • Page 24: Technical Specifications

    Load.......... 500 Ω (maximum with 1-A and 5-A Input: 24-Vdc supply) Continuous ......2 x CT Rating Isolation........120 Vac 1-Second......20 x CT Rating Parameter........NGR Current EFCT Input: Continuous ......10 x CT Rating 1-Second......25 x CT Rating Pub. SE-330HV-M, March 24, 2006.
  • Page 25: Sensing Resistors

    Shipping Weight ......20 kg (44 lbs Supply: Universal ac/dc Supply ER-35KV: 48-Vdc Supply Maximum Voltage....22,000 Vac Maximum Current ....220 mA Resistance......100 kΩ Thermal........1 minute on, 120 minutes off Shipping Weight....40 kg (88 lbs) Pub. SE-330HV-M, March 24, 2006.
  • Page 26: Warranty

    Applying the test voltage to the R and G terminals will OTE: Program for PDA damage the SE-330HV and the ER sensing resistor. The V TRIP LEVEL is the trip voltage at terminal N, not terminal R. * Available at www.startco.ca.
  • Page 27: Sensing-Resistor Test

    The connection of the current-transformer secondary to the SE-330HV is not polarity sensitive. c) Verify that the system is correctly grounded and that alternate ground paths do not exist that bypass the current transformer.
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