Yb27 (11kV, 15kV, 20kV, 24kV, and 33kV) Prefabricated Substation

• Certification: CCC, ISO9001
• Voltage Level: Medium Voltage
• Structure: Cabinet
• Rated Capacity of Transformer: ≤ 2000kVA
• No Load Voltage Regulation: ± 2 X 2.5 %
• Protection Level: IP34
• Model NO.: YB - 12
• Noise Level: 50dB
• Transport Package: Nude
• Trademark: DGG
• Origin: China
• HS Code: 853720900
• Production Capacity: 100sets/Year

Product Description

General

YB27-12 / 0.4 prefabricated substation is applicable to 10kV ring network power supply, dual power supply or terminal power supply system, as a power transformation, distribution, metering, compensation, control, and protection device in new residential areas, marginal zones, parks, stations, docks, hotels, construction sites, airports and other places.

This product complies with GB / T17467 high voltage / low voltage prefabricated substation and IEC 601330 high voltage / low voltage prefabricated substation

Model And Meaning

Usage Environmental Conditions

1. The ambient air temperature shall not exceed 40 ºC, and the average value measured within 24h shall not exceed 35 ºC. The minimum ambient air temperature shall be - 25 ºC
2. The altitude shall not exceed 1000m
3. The surrounding air is not obviously polluted by dust, smoke, corrosive and/or combustible gas, vapor, or salt mist
4. Relative Humidity
The average value of relative humidity measured within 24h shall not exceed 95%, the average value of water vapor pressure measured within 24h shall not exceed 2.2kpa, the average value of monthly relative temperature shall not exceed 90%, and the average value of monthly water vapor pressure shall not exceed 1.8kpa
5. When the equipment is installed, the inclination with the vertical plane shall not exceed 3 °
6. The equipment shall be installed in a place free from violent vibration and impact.
Note: if users have special requirements, they can negotiate with our company.
 

Technical Parameters

No	Item		Unit	Parameters
1	Rated Voltage	High Voltage Side	kV	12
		Low Voltage Side		0.4
2	Rated Capacity of Transformer		kVA	≤ 2000
3	No Load Voltage Regulation			± 2 x 2.5 %
4	Rated Insulation Level	Lightning Impulse Withstand Voltage (Fully glass, Peak Value)	kV	75
		Power Frequency Withstand Voltage		35
5	Low Voltage Side Power Frequency Withstand Voltage Phase to Phase and Phase to Ground (1min)	Main Circuit		2.5
		Control and Measuring Circuit		2.0
6	Noise Level		dB	50
7	Cooling Mode			Natural Cooling
8	Protection Level			IP34

Outline Dimension

 

Capacity(kVA)	A	B	C	Weight(kg)
100	2000	1720	1660	1560
125	2000	1720	1660	1640
160	2000	1720	1660	1720
200	2000	1720	1700	1830
250	2000	1720	1700	2000
315	2000	1720	1780	2200
400	2000	1720	1780	2480
500	2000	1720	1780	290
630	2000	1720	1980	3490
800	2000	1720	2060	3620
1000	2000	1720	2060	4650