URED2-20
Category:
URED2-20
| Model Code |
U |
R
|
E |
D
|
2 | 20 |
| Encoding content |
Voltage transformer |
Rectangular voltage transformer
|
Winding with residual voltage
|
With fuse protection
|
Design serial number
|
Rated voltage of equipment
|
Technical parameters
|
Rated voltage (kV) |
Accurate Level Combination | Rated output (VA) | Thermal Limit Output (VA) | Rated insulation level (kV) | Rated frequency (Hz) |
| 20:√ 3/0.1:√ 3 | 0.5 | 30 | 600 | 24/65/125 | 50~60 |
Note:
1. The product conforms to GB20840.1, GB20840.3 and IEC61869-1, IEC61869-3.
2. The above form is not the final technical commitment, please confirm with our technical personnel.
Product Information
Product Description
Indoor URED2-20 type epoxy resin casting insulation fully enclosed voltage transformer, suitable for power measurement, voltage detection and relay protection within 20kV and AC 50/60Hz, suitable for air insulated switchgear.
Conditions of use
Installation location: indoor.
Ambient temperature:-25 ℃ ~ 40 ℃, daily average temperature is not more than 30 ℃.
Altitude: ≤ 1000m, higher altitude can be selected as required.
Humidity: The maximum relative humidity at room temperature is 95%.
Pollution severity: Grade II.
There shall be no violent vibration or collision at the installation site.
The installation site is free of gas, steam, chemical deposition, explosion and corrosive media that seriously affect the insulation of the transformer.
Structural Overview
Fully enclosed. Single-phase, epoxy casting insulated voltage transformer.
The primary terminal is identified as A- N, and the secondary terminal is identified as a-n. da-dn, this model has 5 secondary terminals and supports 2 secondary windings.
Technical Data
The electrical voltage of the equipment is 20kV, and the maximum operating voltage is 24kV.
1. induction withstand voltage of secondary winding and grounding 65kV/40s.
Power frequency withstand voltage between secondary windings and grounding 3kV/1min.
Lightning impulse withstand voltage 125 kV.
Other technical requirements shall be in accordance with GB20840.1, GB20840.3, IEC61869-1 and IEC61869-3.
Application Case
Outdoor transformer application case
Outdoor transformer application case
Outdoor transformer application case
Outdoor transformer application case
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No.34 Huayu Road, Huaming Street, Dongli District, Tianjin
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