CA QJT-12/630 Series
Cable elbow front-connector, Deadbreak elbow Series
24kV 25kV 630A
Description
Application
Single-phase or three-phase insulated cables are connected to other equipment such as transformers, switch cabinets, and branch boxes through 630A prefabricated connectors.
Suitable for indoor and outdoor installations.
Maximum system voltage 24kV
Continuous rated current 630A (900A overload can last for 8 hours)
Cable characteristics
Polymer insulation (XLPE, ERP, etc.)
Copper or aluminum conductor
With semi-conductive or metal shielding
Conductor size: 12kV 25-500mm224kV 25-400mm2
Features
Provides a fully shielded and fully sealed separable connection when mated with a suitable sleeve or plug; Long-term operation under water and other harsh conditions;
The built-in capacitor test point is used to determine the live state of the line and must be used in conjunction with a live display;
No minimum phase safety margin requirements;
The installation can be vertical, horizontal or at any angle.
ANSI IEEE std386-2006 separable insulated connector system for distribution systems above 600V;
ANSI IEEE 592-1990 exposed semiconductor sheath for high voltage cable splices and separable insulate connectors;
IEC60502 rated voltage 1 kV (Um=1.2kV) or more to 30kV (Um=36kV) extruded insulated power cable and it accessories;
IEC61442 rated voltage 6 kV (Urn = 7.2kV) to 30kV (Urn = 36) power cable accessories test method; GB12706-2002 rated voltage lkV (Um = 1.2kV) to 35kV (Um=40.5kV) extruded insulated power cable and it accessories;
GB311.1-1997Insulation coordination of high voltage transmission and distribution equipment;
GB/T41.9-1999 high pressure bushing technical conditions;
GB11032-2010 AC gapless metal oxide lightning arrester;
Din47636-7-1990 power cable with protruding cone can be divided into accessory sleeve, urn is les than 36kV sleeve and detachable connector device size.
Specifications
Continuous voltage ratings | |||
Item | 15kV | 24kV | 35kV |
Continuous operating voltage | 8.7kV/14.4kV | 12/20kV 18/20kV | 26kV/35kV |
AC withstand voltage | 42kV/lmin | 55kV/5min | 117kV/5min |
DC withstand voltage | 53kV/15min | 78kV/15min | 104min |
1.5/50 p s Impulse withstand voltage | 95kV | 125kV | 215kV |
<10PC Partial discharge voltage | 13 kV | 20kV | 45kV |
Current rating | ||
Item | 250AMP | 600AM P |
Heat stable current | 16kA Is | 30kA 2s |
Peak withstand current | 40kA | 105kA |
Order Number
CA QJT-24kV Order information | |||
Referece No. | Conductor cross section(mm2) | Stretch range over insulation(mm) | Cable Type |
CA QJT-24/630-35 | 35 | 18.6 | 12/20 |
CA QJT-24/630-50 | 50 | 19.6 | 12/20 |
CA QJT-24/630-70 | 70 | 21 | 12/20 |
CA QJT-24/630-95 | 95 | 22.6 | 12/20 |
CA QJT-24/630-120 | 120 | 24.2 | 12/20 |
CA QJT-24/630-150 | 150 | 25.6 | 12/20 |
CA QJT-24/630-185 | 185 | 27.2 | 12/20 |
CA QJT-24/630-240 | 240 | 28.7 | 12/20 |
CA QJT-24/630-300 | 300 | 31.1 | 12/20 |
CA QJT-24/630-400 | 400 | 33.2 | 12/20 |
CA QJT-24/630-500 | 500 | 33.5 | 12/20 |
CA QJT-25kV Order information | |||
Referece No. | Conductor cross section(mm2) | Stretch range over insulation(mm) | Cable Type |
CA QJT-25/630-50 | 50 | 26 | 18/20 |
CA QJT-25/630-70 | 70 | 27.6 | 18/20 |
CA QJT-25/630-95 | 95 | 29.2 | 18/20 |
CA QJT-25/630-120 | 120 | 30.6 | 18/20 |
CA QJT-25/630-150 | 150 | 32.2 | 18/20 |
CA QJT-25/630-185 | 185 | 33.7 | 18/20 |
CA QJT-25/630-240 | 240 | 36.1 | 18/20 |
CA QJT-25/630-300 | 300 | 38.2 | 18/20 |
CA QJT-25/630-400 | 400 | 40.2 | 18/20 |