S11/S13/S14/S15 Series Full Sealed Oil-Immersed Distribution Power Transformer

Model meaning

Model S□-M xxxx/xx
 
S M xxxx xx
Three-phase Performance level code Fully sealed Rated capacity (kVA) Rated high voltage (kV)

Product Standards

GB1094.1-2-2013 GB/T 6451-2015
Rated high voltage: 10 (10.5, 11, 6, 6.3, 6.6) kV
Rated low voltage: 0.4kV
Tap range: non-excitation voltage regulation (±5%, ±2×2.5%)
On-load voltage regulation: (±4×2.5%)
Connection group: Dyn11 or Yyn0
Insulation level: LI75AC35/AC5

The main technical parameters

Type Rated Capacit Voltage Combination nSymbol No-Load Loss(kw) Load Loss(kw) No-Load Current(%) Circuit Impedance
HV Tapping LV
 S11-M-30/10  30 66.31010.5

11

(±5%)(±2*2.5%)            0.4 Yyn0Yzn11Dyn11  0.10  0.60  1.4  4
 S11-M-50/10  50  0.13  0.87  1.3  4
 S11-M-63/10  63  0.15  1.04  1.2  4
 S11-M-80/10  80  0.18  1.25  1.1  4
 S11-M-100/10  100  0.20  1.50  1.1  4
 S11-M-125/10  125  0.24  1.80  1.0  4
 S11-M-160/10  160  0.28  2.20  0.9  4
 S11-M-200/10  200  0.34  2.60  0.9  4
 S11-M-250/10 250  0.40  3.05  0.8  4
 S11-M-315/10 315  0.48  3.65  0.8  4
 S11-M-400/10 400  0.57  4.30  0.8  4
 S11-M-500/10 500  0.68  5.15  0.7  4
 S11-M-630/10 630  0.81  6.20  0.7  4.5
 S11-M-800/10 800  0.98  7.50  0.6  4.5
 S11-M-1000/10 1000  1.15  10.30  0.6  4.5
 S11-M-1250/10 1250  1.36  12.00  0.5  4.5
 S11-M-1600/10 1600  1.64  14.50  0.5  4.5
 S11-M-2000/10 2000  2.24  18.50  0.5  4.5
 S11-M-2500/10 2500  2.65  23.00  0.4  5
Type Rated Capacit Voltage Combination nSymbol No-Load Loss(kw) Load Loss(kw) No-Load Current(%) Circuit Impedance
HV Tapping LV
 S11-50/35 50  35 (±5%)(±2*2.5%)            0.4 Yyn0Dyn11  0.17  1.25  1.4 6.5
 S11-80/35 80  0.22 1.65  1.3 6.5
 S11-100/35  100  0.24 2.03  1.25 6.5
 S11-125/35 125  0.27  2.35  1.2 6.5
 S11-160/35  160  0.31  2.82  1.2 6.5
 S11-200/35 200  0.36 3.30  1.1 6.5
 S11-250/35 250  0.42  3.90  1.0 6.5
 S11-315/35 315  0.49  4.70  1.0 6.5
 S11-400/35 400  0.6  5.70  0.9 6.5
 S11-500/35 500  0.7  6.90  0.9 6.5
 S11-630/35 630  0.82  8.20  0.8 6.5
 S11-800/35 800  1.0  10.00  0.7 6.5
 S11-1000/35 1000  1.17  12.00  0.7 6.5
 S11-1250/35 1250  1.43  14.00  0.6 6.5
 S11-1600/35 1600  1.72  16.50  0.6 6.5
 S11-2000/35 2000 2.14  18.50  0.5 6.5
 S11-2500/35 2500  2.65  20.24  0.5 6.5

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