JLSZV-6, 10 combined instrument transformer is a combined instrument transformer designed for 6kV or 10kV power system. It can integrate the functions of voltage transformer and current transformer, reduce the number of equipment and installation space, have high measurement accuracy, and can accurately reflect the operating status of the power system. It adopts special insulation materials and structural design, has good insulation performance and anti-interference ability, and can operate safely in harsh environments.
This transformer is epoxy resin casted with totally-enclosed and support structure. Resisting-arc, anti-ultraviolet radiation,anti-aging, long life, This product is connected into "v" shape by the two pieces Single phase voltage transformer,two piece scurrent transformers are series connection on the A and C phase. and the secondary windings of current transformer couldcombinethe different current ratios. There is terminal box beside the secondary outlet terminal with outlet holes in the bottom, the connection is convenient, it could resist the steeling of the power electricity. The groove steel of the motherboard has four mounting holes.
Power factor of load: COSΦ=0.8(lagging);
Rated frequency: 50 or 60Hz;
Anti-Pollution grade: Class ll;
Ambient temperature: -5 ℃ -40 ℃ ,daily average temperature not more than 30℃ ;
Altitude ≤ 1000m;
Standard: GB 1207-2006、GB1208-2006、GB17201-2007;
Type | Rated primary voltage (V) | Rated secondary voltage (V) | Rated output | Thermal limitiong output (VA) | Rated insulating level (kV) | |
0.2 | 0.5 | |||||
JLSZV-6 | 6000 | 100 | 15 | 30 | 200 | 7.2/32/60 |
JLSZV-10 | 10000 | 100 | 25 | 30 | 300 | 12/42/75 |
Single Ratio | Rated primary voltage (V) | Rated secondary voltage (V) | 1s thermal current (KA) | Rated insulating current (KA) | ||
0.2 (S) | 0.5S | 0.5 | ||||
5 | 5-10-15 | 10 | 10 | 15 | 1.0 | 2.5 |
10 | 10-15-20 | 1.5 | 3.75 | |||
20 25 | 15-20-30 | 2.4 | 6.0 | |||
30 | 20-30-40 | 3.0 | 7.5 | |||
40 | 30-40-50 | 4.5 | 11 | |||
50 | 40-50-75 | 6.5 | 16.5 | |||
75 | 50-75-100 | 9 | 22.5 | |||
100 | 75-100-150 | 12 | 30 | |||
150 | 100-150-200 | 16 | 40 | |||
200 250 | 150-200-300 | 24 | 60 | |||
300 | 200-300-400 | 32 | 80 | |||
400 | 300-400-500 | 45 |
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