Sr. No | Test Description | Test Result | |||
---|---|---|---|---|---|
11KV | 22KV | 33KV | 66/72.5KV | ||
1 | High Voltage Ac Withstand Test Heat shock Test on Heat | 35KV for 1 Minute | 55KV for 1 Minute | 75 kV / 1 min | 175 kV for 1 Minute |
2 | D.C. Voltage withstand | 48 kV / 30 min | 95kV /30 min | 144kV/30 min | 145 kV for 1 Minute |
3 | Shrinkable Tubing/ Components | 200 ˚̊̊C For 30Minutes and there should not be any flowing/ cracking | 200 ˚̊̊C For 30Minutes and there should not be any flowing/ cracking | 200 ˚̊̊C For 30Minutes and there should not be any flowing/ cracking | 200 ˚̊̊C For 30Minutes and there should not be any flowing/ cracking |
4 | Low Temperature Flexibility | At (-20 ˚C) There should not be any cracking in bending operation | At (-20 ˚C) There should not be any cracking in bending operation | At (-20 ˚C) There should not be any cracking in bending operation | At (-20 ˚C) There should not be any cracking in bending operation |
5 | Volume Resistivity | 10¹² ohm cm (min) | 10¹² ohm cm (min) | 10¹² ohm cm (min) | 10¹² ohm cm (min) |
6 | Dielectric strength | 12 KV/mm | 12 KV/mm | 12 KV/mm | 12 KV/mm |
7 | Tensile Strength | 8 N/Sq mm | 8 N/Sq mm | 8 N/Sq mm | 8 N/Sq mm |
8 | Ultimate Elongation | >300% | >300% | >300% | >300% |
Cable Size sq.mm | Termination Kit | Cable Size sq.mm | Termination Kit | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
XLPE/ABC Cable | PILC Cable | XLPE/ABC Cable | PILC Cable | Cable Size sq.mm | 72.5KV | |||||||||||
11kV | 22kV | 11kV | 22kV | 33kV | ID | OD | ||||||||||
ID | OD | ID | OD | ID | OD | ID | OD | ID | OD | ID | OD | |||||
35-95 | VXIS-11 | VXOS-11 | VXIS-21 | VXOS-21 | VPIS-11 | VPOS-11 | VPIS-21 | VPOS-21 | 35-50 | VXIS-31 | VXOS-31 | VPIS-31 | VPOS-31 | 70-120 | VXIS-71 | VXOS-71 |
120-300 | VXIS-12 | VXOS-12 | VXIS-22 | VXOS-22 | VPIS-12 | VPOS-12 | VPIS-22 | VPOS-22 | 70-150 | VXIS-32 | VXOS-32 | VPIS-32 | VPOS-32 | 150-300 | VXIS-72 | VXOS-72 |
400-630 | VXIS-13 | VXOS-13 | VXIS-23 | VXOS-23 | VPIS-13 | VPOS-13 | VPIS-23 | VPOS-23 | 185-300 | VXIS-33 | VXOS-33 | VPIS-33 | VPOS-33 | 400-630 | VXIS-73 | VXOS-73 |
800-1000 | VXIS-14 | VXOS-14 | VXIS-24 | VXOS-24 | VPIS-14 | VPOS-14 | VPIS-24 | VPOS-24 | 400-630 | VXIS-34 | VXOS-34 | VPIS-34 | VPOS-34 | 800-1000 | VXIS-74 | VXOS-74 |
ID:- Indoor Termination | OD:- Outdoor Termination | 800-1000 | VXIS-35 | VXOS-35 | VPIS-35 | VPOS-35 |
Cable Size sq.mm | Termination Kit | Cable Size sq.mm | Termination Kit | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
XLPE Cable | PILC Cable | XLPE Cable | PILC Cable | ||||||||||
11kV | 22kV | 11kV | 22kV | 33kV | |||||||||
ID | OD | ID | OD | ID | OD | ID | OD | ID | OD | ID | OD | ||
35-95 | VXI-11 | VXO-11 | VXI-21 | VXO-21 | VPI-11 | VPO-11 | VPI-21 | VPI-21 | 70-95 | VXI-31 | VXO-31 | VPI-31 | VPO-31 |
120-185 | VXS-12 | VXO-12 | VXS-22 | VXO-22 | VPI-12 | VPO-12 | VPI-22 | VPO-22 | 120-150 | VXI-32 | VXO-32 | VPI-32 | VPO-32 |
240-300 | VXS-13 | VXO-13 | VXS-23 | VXO-23 | VPI-13 | VPO-13 | VPI-23 | VPO-23 | 185-300 | VXI-33 | VXO-33 | VPI-33 | VPO-33 |
400 | VXS-14 | VXO-14 | VXS-24 | VXO-24 | VPI-14 | VPO-14 | VPI-24 | VPO-24 | 400 | VXI-34 | VXO-34 | VPI-34 | VPO-34 |
ID:- Indoor | OD:- Outdoor |
S.N | Test Description | Test Result | |||
---|---|---|---|---|---|
11kV | 22kV | 33kV | 66/72.5kV | ||
1 | High Voltage Ac Withstand Test Heat shock Test on Heat | 35KV for 1 Minute | 55KV for 1 Minute | 75 kV / 1 min | 175 kV for 1 Minute |
2 | D.C. Voltage withstand | 48 kV / 30 min | 95kV /30 min | 144kV/30 min | 145 kV for 1 Minute |
3 | Shrinkable Tubing/ Components | 200 ˚̊̊C For 30Minutes and there should not be any flowing/ cracking | 200 ˚̊̊C For 30Minutes and there should not be any flowing/ cracking | 200 ˚̊̊C For 30Minutes and there should not be any flowing/ cracking | 200 ˚̊̊C For 30Minutes and there should not be any flowing/ cracking |
4 | Low Temperature Flexibility | At (-20 ˚C) There should not be any cracking in bending operation | At (-20 ˚C) There should not be any cracking in bending operation | At (-20 ˚C) There should not be any cracking in bending operation | At (-20 ˚C) There should not be any cracking in bending operation |
5 | Volume Resistivity | 10¹² ohm cm (min) | 10¹² ohm cm (min) | 10¹² ohm cm (min) | 10¹² ohm cm (min) |
6 | Dielectric strength | 12 KV/mm | 12 KV/mm | 12 KV/mm | 12 KV/mm |
7 | Tensile Strength | 8 N/Sq mm | 8 N/Sq mm | 8 N/Sq mm | 8 N/Sq mm |
8 | Ultimate Elongation | >300% | >300% | >300% | >300% |
Cable Size sq.mm | Straight Through Joint | Cable Size sq.mm | Straight Through Joint | Straight Through Joint | |||||
---|---|---|---|---|---|---|---|---|---|
XLPE Cable | PILC Cable | XLPE Cable | PILC Cable | Cable Size sq.mm | 66/72.5kV | ||||
11kV | 22kV | 11kV | 22kV | 33kV | |||||
1X 35-95 | VXSS-11 | VXSS-21 | VPSS-11 | VPSS-21 | 1X 35-95 | VXSS-31 | VPSS-31 | 70-120 | VXSS-71 |
1 X 120-300 | VXSS-12 | VXSS-22 | VPSS-12 | VPSS-22 | 1 X 120-300 | VXSS-32 | VPSS-32 | 150-300 | VXSS-72 |
1 X 400-630 | VXSS-13 | VXSS-23 | VPSS-13 | VPSS-23 | 1 X 400-630 | VXSS-33 | VPSS-33 | 400-630 | VXSS-73 |
1 X 800-1000 | VXSS-14 | VXSS-24 | VPSS-14 | VPSS-24 | 1 X 800-1000 | VXSS-34 | VPSS-34 | 800-1000 | VXSS-74 |
Cable Size sq.mm | Straight Through Joint | Transition Joint XLPE to XLPE, PILC to XLPE, PILC to PILC cable | Cable Size sq.mm | Straight Through Joint | Transition Joint XLPE to XLPE, PILC to XLPE, PILC to PILC cable | |||||
---|---|---|---|---|---|---|---|---|---|---|
XLPE Cable | PILC Cable | XLPE Cable | PILC Cable | |||||||
11kV | 22kV | 11kV | 22kV | 11kV | 22kV | 33kV | ||||
3 X 35-95 | VXS-11 | VXS-21 | VPS-11 | VPS-21 | VTJ-11 | VTJ-21 | 3 X 70-95 | VXS-31 | VXS-31 | VTJ-31 |
3 X 120-185 | VXS-12 | VXS-22 | VPS-12 | VPS-22 | VTJ-12 | VTJ-22 | 3 X 120-150 | VXS-32 | VPS-32 | VTJ-32 |
3 X 240-300 | VXS-13 | VXS-13 | VPS-13 | VPS-23 | VTJ-13 | VTJ-13 | 3 X 185-300 | VXS-33 | VPS-33 | VTJ-33 |
3 X 400 | VXS-14 | VXS-24 | VPS-14 | VPS-24 | VTJ-14 | VTJ-24 | 3 X 400 | VXS-34 | VPS-34 | VTJ-34 |
Tests | Parameter For Evaluation | Test Voltage High Voltage U- Max (KV) | Result | |
---|---|---|---|---|
1.1 | 3.3 | |||
Insulation resistance | 1 min. 500 V Dc | - | - | > 103Ω |
AC High Test (Dry) | 15 min | 4 | 8 | no Breakdown & no Flashover |
Impulse Withstand Test at ambient temperature | 10 Positive & 10 Negative | 8 | 12 | no Breakdown & no Flashover |
Heating Cycle Test | 63 Cycles, 8 Hour Cycle, 5 hr. heating & 3 hr. cooling | - | - | no Breakdown & no Flashover |
Insulation Resistance After impact Test | 1 min. 500 V Dc | - | - | > 103Ω |
Impulse Withstand Test at elevated Temperature | 10 Positive & 10 Negative Conductor Temperature 95 to 100oC | 8 | 12 | no Breakdown & no Flashover |
Heating Cycle Test | 63 Cycles, 8 Hour Cycle, 5 hr. heating & 3 hr. cooling | - | - | no Breakdown & no Flashover |
Heating Cycle Test in Water (for Straight Through Joint) | 63 Cycles, 5 hr. heating & 3 hr. cooling conductor temperature 95oC | - | - | no Breakdown & no Flashover |
DC High Voltage Test (Dry) | 5 min. | 15 | 21 | no Breakdown & no Flashover |
Cable Size sq.mm | Termination kit | Straight Through Joint |
---|---|---|
6-16 | VLT-01 | VLS-01 |
25- 50 | VLT-02 | VLS-02 |
70 -120 | VLT-03 | VLS-03 |
150-185 | VLT-04 | VLS-04 |
240-300 | VLT-05 | VLS-05 |
400 | VLT-06 | VLS-06 |
500-630 | VLT-07 | VLS-07 |
800-1000 | VLT-08 | VLS-08 |
Voltage Grade | 630 Amp. |
---|---|
11kV | VTPT-11 |
22kV | VTPT-22 |
33kV | VTPT-33 |
Note:- Before placing an order confirm cable cross section area and number of cable core |
Technical Parameters: | |||
---|---|---|---|
Particulars | 12kV | 24kV | 36kV |
Voltage Rating | 6.35(UE)/11 (12)E | 12.7(UE)/22 (24)E | 19(UE)/33 (36)E |
AC Withstand Voltage | 45kV/1 min | 55kV/1 min. | 117kV/1min |
DC Withstand Voltage | 53kV/1min | 78kV/1 min. | 104/1 min. |
1.5/50µs Impulse withstand voltage | 95kV | 125kV | 215kV |
Partial Discharge at 2U0 (pC) | Partial Discharge at 2U0 (pC) | <10 | <10 |
Technical Parameters: | |||
---|---|---|---|
Particulars | 12kV | 24kV | 36kV |
Voltage Rating | 6.35(UE)/11 (12)E | 12.7(UE)/22 (24)E | 19(UE)/33 (36)E |
AC Withstand Voltage | 45kV/1 min. | 55kV/1 min. | 117kV/1min |
DC Withstand Voltage | 53kV/1min | 78kV/1 min. | 104/1 min. |
1.5/50µs Impulse withstand voltage | 95kV | 125kV | 215kV |
Partial Discharge at 2U0 (pC) | <10 | <10 | <10 |
Humidity test (Indoor) | No flashover, tracking erosion or mechanical damage occurred at 300hrs, 8kV | No flashover, tracking erosion or mechanical damage occurred at 300hrs, 16kV | No flashover, tracking erosion or mechanical damage occurred at 300hrs, 16kV |
Salt Fog test (Outdoor) | No flashover, tracking erosion or mechanical damage occurred at 1000hrs, 8kV no flashover, tracking | No flashover, tracking erosion or mechanical damage occurred at 1000hrs, 16kV no flashover, tracking | No flashover, tracking erosion or mechanical damage occurred at 1000hrs, 16kV no flashover, tracking |
Voltage Grade | Power Frequency (Dry) Withstand Voltage kV/mint | Power Frequency (Wet) Withstand Voltage kV/mint | Impulse Withstand Voltage KVP | Types of Metal Fitting | FRP Rod | Standard Follow |
---|---|---|---|---|---|---|
11kV | 65 | 40 | 80 | SGI Casting/Forge Steel | Boron free, ECR grade | IEC 61109,62217, ANS C29-11-1989 |
22kV | 105 | 60 | 150 | SGI Casting/Forge Steel | Boron free, ECR grade | IEC 61109,62217, ANS C29-11-1989 |
36kV | 125 | 90 | 230 | SGI Casting/Forge Steel | Boron free, ECR grade | IEC 61109,62217, ANS C29-11-1989 |
66kV | 240 | 150 | 300 | SGI Casting/Forge Steel | Boron free, ECR grade | IEC 61109,62217, ANS |
C29-11-1989 | ||||||
132kV | 350 | 275 | 650 | SGI Casting/Forge Steel | Boron free, ECR grade | IEC 61109,62217, ANS C29-11-1989 |
220kV | 630 | 540 | 1050 | SGI Casting/Forge Steel | Boron free, ECR grade | IEC 61109,62217, ANS C29-11-1989 |
Disc Insulator | Pin/Post/Line Post/Termination Support Insulator | ||
---|---|---|---|
Type/Design | Mechanical Load | Type/Design | Mechanical Load |
T&C Type | 45/70/90/120/160KN | Pin Type | 5/10/12.5/15KN |
B&S Type | 45/70/90/120/160KN | Post Type | 5/10/12.5/15KN |
Dead End | 45/70/90/120/160KN | Line Post Type | 5/10/12.5/15KN |
Ball and Eye | 45/70/90/120/160KN | Termination Support Insulator | 5/10/12.5/15KN |
S.N. | PARAMETERS | 11 kV | 22 kV | 33kV |
---|---|---|---|---|
1 | HIGHEST SYSTEM VOLTAGE | 12kV(r.m.s) | 24kV(r.m.s) | 24kV(r.m.s) |
2 | RATED FREQUENCY | 50Hz | 50Hz | 50Hz |
3 | NOMINAL DISCHARGE CURRENT | 5/10kA | 5/10kA | 5/10kA |
4 | MAXIMUM CONTINOUS OPERATING VOLTAGE | 7.56 kV(r.m.s) | 15 kV(r.m.s) | 25kV(r.m.s) |
5 | PARTIAL DISCHARGE IN PICO COULOMB-pC | LESS THAN 10 pC | LESS THAN 10 pC | LESS THAN 10 pC |
6 | LIGHTNING IMPULSE PROTECTION LEVEL | 75 kVp | 150 kVp | 170 kVp |
7 | HIGH CURRENT IMPULSE WITH STAND AT 4/10 μs | 65kV | 65kV | 65kV |
8 | ONE MINUTE POWER FREQUENCY WITH STAND VOLTAGE OF HOUSING. | 28 kV(r.m.s) | 50 kV(r.m.s) | 70 kV(r.m.s) |
S.N. | Parameters | 11 kV | 22 kV | 33kV |
---|---|---|---|---|
1 | System voltage | 11kV(r.m.s) | 22kV(r.m.s) | 33kV(r.m.s) |
2 | Highest system voltage | 12 kv ( r.ms | 24 kv ( r.m.s) | 36 kv ( r.m.s) |
3 | Rated current | 200 / 400 a | 200 / 400 a | 200 / 400 a |
4 | Power freq withstand volt to earth | 28 kv ( r.m.s) | 50 kv ( r.m.s) | 70 kv ( r.m.s) |
5 | Across the terminals | 32 kv ( r.m.s) | 60 kv ( r.m.s) | 80 kv ( r.m.s) |
6 | Impulse withstand voltage to earth | 75 kVp | 95 kVp | 195 kVp |
7 | Across the terminals | 85 kvp | 110 kvp | 195 kvp |
8 | Across the terminals | 85 kV(r.m.s) | 110 kV(r.m.s) | 195 kV(r.m.s) |
8 | Rated short time current for 1 sec | 16ka | 16ka | 16ka |
9 | Nos. of Insulator/Design | 2Posst/3Post Insulator | 3 Post Insulator | |
10 | Type of Insulator use | Polymeric Insulator |
S.N. | Parameters | 11 kV | 33kV |
---|---|---|---|
1 | SYSTEM VOLTAGE | 11kV(r.m.s) | 33kV(r.m.s) |
2 | HIGHEST SYSTEM VOLTAGE | 12kV(r.m.s) | 36kV(r.m.s) |
3 | Rated frequency | 50Hz | 50Hz |
4 | RATED CURRENT | 100/200Amps. | 100/200Amps. |
5 | POWER FREQ. WITH STAND VOLT TO EARTH | 28 kV(r.m.s) | 78 kV(r.m.s) |
6 | ACROSS THE TERMINALS | 32kV(r.m.s) | 95kV(r.m.s) |
7 | IMPULSE WITHSTAND VOLTAGE TO EARTH | 60 kVp | 180 kVp |
8 | Housing Material | Silicone Polymer | Silicone Polymer |
S.N. | Parameters | 11 kV | 33kV |
---|---|---|---|
1 | SYSTEM VOLTAGE | 11kV(r.m.s) | 33kV(r.m.s) |
2 | HIGHEST SYSTEM VOLTAGE | 12kV(r.m.s) | 36kV(r.m.s) |
3 | Rated frequency | 50Hz | 50Hz |
4 | RATED CURRENT | 100/200Amps. | 100/200Amps. |
5 | POWER FREQ. WITH STAND VOLT TO EARTH | 28 kV(r.m.s) | 78 kV(r.m.s) |
6 | ACROSS THE TERMINALS | 32kV(r.m.s) | 95kV(r.m.s) |
7 | IMPULSE WITHSTAND VOLTAGE TO EARTH | 60 kVp | 180 kVp |
8 | Housing Material | Silicone Polymer | Silicone Polymer |