ROOQ Electric Group Co.,Ltd. is a technology-oriented enterprise specializing in R&D, production, sales and services of power transformers, HV/LV switch cabinets and related products. Our factory can offer the complete range of power distribution transformer.
33kV series three phase oil filled distribution transformer manufactured by Zhejiang ROOQ Electric Co.,Ltd.,is a kind of energy-saving oil filled distribution power transformer classified as S9 / S11 /S13 series( with no-load tap changer,OCTC) and SZ9 /SZ11/SZ13 series (with on-load tap changer,OLTC) .
Type : Oil filled distribution transformer / Oil immersed distribution transformer /Liquid filled transformer
Rated Capacity:500kVA
Rated Voltage:
33kV/11kV 33kV/415V 33kV/6.6kV 33kV/380V
35kV/10kV 35kV/0.4
The rated voltage can be customized as customers' requirements.
Why choose ROOQ distribution transformer?
- Low loss, low noise, low partial discharge, low temperature rise and energy-saving
- Adopt the latest insulatoin structure
- Excellent anti-short-circuit ability.
- As to the heat dissipating element adopts corrugated sheet or sheet radiator and other components.
- The iron core adopts high quality cold rolled graind oriented silicon steel sheet ,it is low loss and small magnetostriction.The whole iron core adopts the structure of 45-degree full oblique joint and round cross-section, which will not be loosened due to vibration during transportation and operation.
Application
Power stations,compact transformer station, normal industrial factories , mines , hospitals, buildings, airports, tunnels, chemical plants, nuclear power plants etc.
3kV series three phase oil filled distribution transformer manufactured by Zhejiang ROOQ Electric Co.,Ltd.,is a kind of energy-saving oil filled distribution power transformer classified as S9 / S11 /S13 series( with no-load tap changer,OCTC) and SZ9 /SZ11/SZ13 series (with on-load tap changer,OLTC) .
Service Environment
Device types: outdoor type
Normal environment conditions of use: the elevation not more than 1000 m
Environmental highest temperature + 40°C, minimum-25°C
The special environment conditions of use: elevation of more than 1000 m
Environmental highest temperature + 40°C, minimum-45°C. (when you order details)
Mounting ambicnt: no corrosive gas, no obvious dirt environment
Rated Capacity
(kVA) |
Rated Voltage (KV) |
Short-Circuit Impedance
(%) |
Connection Symbol |
No-load Losses(W) |
Load Losses
(W) |
No-load Current
(%) |
Weight(kg) |
Outline Dimension
(L×W×H,mm) |
| High voltage (KV) |
High voltage tapping range |
Low voltage (KV) |
Oil Weight |
Body Weight |
Overall Weight |
| 50 |
33
35 |
±5%,
±2×2.5% |
0.4 |
6.5 |
Dyn11
/Yyn0 |
0.17 |
1.21/1.15 |
2.0 |
250 |
340 |
800 |
1090×940×1870 |
| 100 |
0.23 |
2.02/1.92 |
1.8 |
400 |
540 |
1150 |
1130×1140×1980 |
| 125 |
0.27 |
2.38/2.26 |
1.7 |
450 |
570 |
1300 |
1250×1270×2010 |
| 160 |
0.29 |
2.83/2.69 |
1.6 |
530 |
620 |
1555 |
1290×1300×2030 |
| 200 |
0.35 |
3.33/3.17 |
1.5 |
550 |
780 |
1650 |
1350×1320×1990 |
| 250 |
0.41 |
3.96/3.77 |
1.4 |
580 |
830 |
1720 |
1750×1150×2020 |
| 315 |
0.49 |
4.76/4.54 |
1.4 |
610 |
920 |
1850 |
1850×1210×2090 |
| 400 |
0.58 |
5.75/5.48 |
1.3 |
645 |
1015 |
2160 |
2060×1200×2260 |
| 500 |
0.69 |
6.92/6.59 |
1.2 |
750 |
1320 |
2620 |
2180×1250×2320 |
| 630 |
0.83 |
7.87 |
1.1 |
760 |
1550 |
2790 |
2200×1260×2430 |
| 800 |
0.98 |
9.41 |
1.0 |
980 |
1800 |
3800 |
2200×1350×2550 |
| 1000 |
1.15 |
11.55 |
1.0 |
1150 |
2300 |
4230 |
2450×1380×2580 |
| 1250 |
1.41 |
13.94 |
0.9 |
1230 |
2380 |
4480 |
2480×1600×2500 |
| 1600 |
1.70 |
16.68 |
0.8 |
1540 |
3050 |
5720 |
2650×1810×2850 |
| 800 |
33
35 |
10.5
6.3
3.15 |
6.5 |
Yd11 |
0.98 |
9.41 |
1.0 |
980 |
1800 |
3800 |
2220*1350*2550 |
| 1000 |
1.15 |
11.55 |
1.0 |
1150 |
2300 |
4230 |
2450*1380*2580 |
| 1250 |
1.41 |
13.94 |
0.9 |
1230 |
2380 |
4480 |
2480*1600*2500 |
| 1600 |
1.70 |
16.68 |
0.8 |
1400 |
2950 |
5540 |
2650*1810*2850 |
| 2000 |
2.18 |
18.39 |
0.7 |
1600 |
3150 |
6200 |
2700*1900*2880 |
| 2500 |
2.56 |
19.67 |
0.6 |
1780 |
3670 |
7100 |
2830*2370*2850 |
| 3150 |
33
35
38.5 |
10.5
6.3
3.15 |
7 |
3.04 |
23.09 |
0.56 |
1960 |
4930 |
8630 |
2905*2370*2960 |
| 4000 |
3.62 |
27.36 |
0.56 |
2200 |
5100 |
9430 |
2900*2680*3190 |
| 5000 |
4.32 |
31.38 |
0.48 |
3100 |
6300 |
11750 |
3000*2540*3200 |
| 6300 |
7.5 |
5.25 |
35.06 |
0.48 |
2930 |
6900 |
12200 |
3350*2720*3200 |
| 8000 |
33
35
38.6 |
11
10.5
6.6
6.3 |
7.5 |
Ynd11 |
7.20 |
38.48 |
0.42 |
3000 |
8650 |
14600 |
3580*3220*3400 |
| 10000 |
8.71 |
45.32 |
0.42 |
3750 |
9150 |
17050 |
3650*3400*3500 |
| 12500 |
8 |
10.08 |
53.87 |
0.4 |
4200 |
12300 |
20050 |
3850*3300*3750 |
| 16000 |
12.16 |
65.84 |
0.4 |
4800 |
14000 |
23900 |
3950*3000*3920 |
| 20000 |
14.40 |
79.52 |
0.4 |
5850 |
17850 |
30250 |
4150*3800*4200 |
Established in September 2008, ROOQ Electric Group Co.,Ltd is a technology-oriented enterprise specializing in R&D, production, sales and services of power transformers, HV/LV switch cabinets and related products.
Since its inception, our company has been committed to the path of professional development. By virtue of its strong technical force, domestic and foreign advanced equipment, innovative ideas and extensive manufacturing experience, it has been certified by ISO9000 and adopts CAD to provide customers with environment-friendly, energy-saving, low-carbon and high-quality products suitable for regional characteristics to meet the market and the basic requirements of different customers. Now it has become one of the key enterprises in the Chinese manufacturing industry of key transformers and HV/LV switchgears.
Currently the company mainly produces HV/LV power distribution cabinets, pre-fabricated substations, power distribution transformers, HV/LV switches and other products.
Its products cover the national market of China. Also the products are exported to Central Asia, Africa, Southeast Asia, the Middle East, South America and other countries and regions.
Based on its complete marketing and service networks, ROOQ Electric Group Co., Ltd will further expand into the domestic and foreign markets. The company implements a "7*24 service mechanism" and an after-service policy with life-long warranty to actively provide its customers with timely, warm and total services, enhance the product utilization value and premium services and free its customers from any after-sales concerns.
Q1: How long is the Warranty for ROOQ products?
A1: ROOQ provides 24 months for the whole machine from on board time.
Q2: How about the delivery time?
A2: Usually producing time is 15- 20 days after we receive the advanced payment. For some standard products, like 10kV series oil immersed distribution transformer, we may have stock and could delivery immediately.
Q3: Can ROOQ provide customized products? OEM products or ODM products?
A3: Yes, ROOQ can provide customized products as per your request, both OEM and ODM are acceptable. We do a lots of non-standard products, welcome your special reqeust.
Q4: What's the payment term?
A4: We can accept T/T or L/C.
Q5: Could you offer Form A , Form E, C/O or other original documents ?
A5: Yes, of course, just tell us your requests when you place the order.
Contact us
Sophie You +86 18357776757
Audited Supplier 
ROOQ Electric Group Co.,Ltd. is a technology-oriented enterprise specializing in R&D, production, sales and services of power transformers, HV/LV switch cabinets and related products. Our factory can offer the complete range of power distribution transformer.
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