Rockwill Electric Group
Single phase transformers with assembly radiator
Single phase pole mounted distribution transformers are designed and manufactured in compliance with all applicable ANSI and IEC standards. All transformers are oil filled, 65˚C rise,and designed for usual service conditions per ANSI C57.12.00. ...

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  • Technical data
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Single phase pole mounted distribution transformers

Product Description:

Single phase pole mounted distribution transformers are designed and manufactured in compliance with all applicable ANSI and IEC standards. All transformers are oil filled, 65˚C rise,and designed for usual service conditions per ANSI C57.12.00. External welds are 100% coverage for added strength and corrosion withstand. Lift ears allow sling lifting while the unit is still banded to the pallet. The tank bottom weld is recessed for added protection.

Technical Data of D9 Series Single Phase Distribution Transformer
    Voltage Group(kV)     Loss (kW) No-load current Impedance Weight (kg) Outline Dimension (mm) Gauge
Rated Capacity Connection Method
(L) (W) (H)    
(kVA) HV LV     No-load Load % % Machine Oil Gross Dimension Vertical Horizontal
5 13.8 0.22 0.24     35 145 4 3.5 50 40 130 530 450 850 400 250
10 13.2     55 260 3.5 65 40 150 560 450 870 400 300
16 11     65 365 3.2 80 40 180 600 450 920 400 300
20 10.5     80 430 3 100 50 205 620 450 940 400 300
30 10 li0 100 625 2.5 115 50 225 700 450 980 400 300
40 li6 125 775 2.5 150 55 270 700 480 970 400 300
50 6.3     150 950 2.3 175 70 310 650 510 1100 400 300
63 6     180 1135 2.1 190 80 340 660 520 1100 400 300
80         200 1400 2 240 100 420 770 630 1120 450 300
100         240 1650 1.9 295 100 490 840 600 1150 450 300
125         285 1950 1.8 370 110 560 890 740 1160 500 400
160         365 2365 1.7 430 130 650 950 790 1170 500 400

Remarks: Normal Type No protection accessories.
CP Type with HV Load switch, HV fuse and LV over-current CB
SP Type: With HV load switch, HV fuse and surge arrestor
CSP Type: With HV load switch, HV fuse, surge arrestor and LV over-current CB

1. Altitude: <1000m indoor
2. Max .ambient: temperature +40℃
3.Max. daily: average temperature +30℃
4.Max .annual: average temperature +20℃
5.Min. temperature -5℃
6.Supply transformer operate under special conditions according to customer requirements.

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