Three Phase Pad Mounted Distribution Transformers 22 KV - Class ONAN / ONAF

Basic Information
Place of Origin: China
Brand Name: Pearl Electric Co.,Ltd.
Certification: KEMA, CE, CCC, ISO9001
Model Number: PEO-S, S9~13
Minimum Order Quantity: 1 unit
Price: USD/RMB
Packaging Details: Seaworthy wooden packing
Delivery Time: 35~50days ex-work
Payment Terms: T/T, L/C
Supply Ability: 4000 units per year
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Clean Energy , 22 kV - Class , Pad Mounted , Oil - Immersed Transformer , Wind Power Farm


Pad-mounted Transformer Introduction


1 General Descriptions

The main purpose of this manual is for supporting transformer assembly/installation,
operation and usage by engineering personnel or technicians.
The transformer described in this manual is the completely insulated and hermetically sealed
three-phase distribution pad-mounted transformer, which is suitable for the three-phase power
distribution system of 10kV rated voltage and satisfies requirements specified in China national

2 Service Conditions

a) Altitude: no more than 1000m.
b) Ambient environment: -45℃~+40℃
c) Relative humidity: no more than 95% (daily average value)
d) Floor gradient: no more than 3 degrees.
e) Wind speed: no more than 35m/s
f) Outdoor environment where there is no acutely vibration, no serious pollution
existence, no chemical corrosive substances and no explosion hazards.
Note: if the actual application environment conditions exceed the above limited values,
please contact us for dealing with the practical application problems.

3 Main Technical Specifications

No. Items Unit HV Transformer LV
1 Rated voltage kV 10 0.4
2 Maximum operating voltage kV 12
3 Rated power kVA 30~2500
4 Rated current (component) A 5~630 50~4000


Rated H.V.: 20 (20.5, 22)kV, ±2×2.5%
Vector Group Dyn11/Yyn0/Yzn11
Rated L.V.: 0.4kV
Capacity: 30~2500
No-load Loss: 130~3200kW
Load Loss 600~20200kW
No-load Current: 2.1~0.5%
Impedance Voltage: 4/4.5/5.5%
Tap-changing On-load Tap-changing
Reference Standards IEC60076
Notes: The above specifications may be customized according to customer's requirement.

Functions and Advantages:

1. High safety protection

2. Complete functions and reliable performance

3. Flexible structure

4.Convenient maintenance

5. Low power consumption and energy saving

6. Low-noise

7. High protection level and weathering resistance

8. High mechanical strength and leakage-free




Three Phase Pad Mounted Distribution Transformers 22 KV - Class ONAN / ONAF

Contact Details

Phone Number : 86-020-22626603

WhatsApp : 008618826241798