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Compact Secondary Substation 11kv Compact Substation Power Transformer Box

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Compact Secondary Substation 11kv Compact Substation Power Transformer Box

Name: Compact Secondary Substation 11kv Compact Substation Power Transformer Box
Brand: Tianan Electric
Price: 1 USD

Brand Name : Tianan Electric

Model Number : CBT1-132

Certification : IEC,,IEEE

Place of Origin : CHINA

MOQ : 1 unit

Price : Pending

Payment Terms : T/T, L/C, D/A, D/P, Western Union

Supply Ability : 1000 units/year

Delivery Time : 45 days

Packaging Details : Wooden Carton

Frequency : 50Hz

Special Conditions : Depends on The Customer

Iron Core lamination : Hi-B silicon sheet

Rated capacity : 30000KVA

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Voltage Distribution Compact Package Substation Medium Voltage Switchgear

General:

Series 110KV Three-phase Two-winding Off-circuit Tap-Changing Power Transformer has all the functions that an ordinary substation has and the service condition is presently good. After the launch of the products, they have Won

good praises from customers for their convenient and high-efficient

superior properties.

Technical parameters:

1. Technical parameters of switch equipment on LV side

No.	Item	Unit	Parameter
1	System voltage	kV	11.5
2	Rated voltage	kV	12
3	Rated frequency	Hz	50
4	Rated current	A	2000,1600,1250,
5	Rated 1min power frequency withstand voltage	kV	42/48
6	Rated lightning impulse withstand voltage	kV	75/85
7	Rated short time withstand current	kA	40,31.5,25
8	Rated short time withstand time	s	4
9	Rated peak withstand current	kA	100,80,63
10	Rated short circuit breaking current	kA	40,31.5,25
11	Rated short circuit making current	kA	100,80,63
12	Rated operation sequence		O 0.3s CO 180s CO
13	Mechanical endurance	Times	≥10000

Sound level of the substation:≤65 dB
Protection grade of enclosure of switch chamber:IP23(when the door for natural ventilation is open); IP43(when the door for natural ventilation is closed).

2. Technical parameters of HV side switch equipment

2.1 Rated technical parameters of disconnector (Table 1)

Table 1

No.	Item	Unit	Parameter
1	System voltage	kV	132
2	Rated voltage	kV	145
3	Rated frequency	Hz	50
4	Rated current	A	2000 ,1600
5	Rated 1min power frequency withstand voltage	kV	275
6	Rated lightning impulse withstand voltage	kV	650
7	Rated short time withstand current	KA	25,31.5,40
8	Rated short time withstand time	s	3
9	Rated peak withstand current	kA	63,80,100

2.2 Rated technical parameter of circuit breaker (Table 2)

Table 2

No.	Item			Unit	Parameter
1	System voltage			kV	132
2	Rated voltage			kV	145
3	Rated frequency			Hz	50
4	Rated current			A	2000
5	Rated 1min power frequency withstand voltage			kV	275
6	Rated lightning impulse withstand voltage			kV	650
7	Rated short time withstand current / time			KA/s	40/4
8	Rated peak withstand current			kA	100
9	Rated short circuit breaking current			kA	40
10	Rated short circuit making current			kA	100
11	DC component			%	40
12	Rated operation sequence				O 0.3s CO 180s CO
13	Opening time			ms	35±5
14	Closing time			ms	105±15
15	Breaking time			ms	≤60
16	Non-simultaneity between poles		Closing	ms	≤5
16	Non-simultaneity between poles		Opening	ms	≤3
17	Fracture no. of each pole				1
18	Mechanical endurance			Times	≥6000
19	Full capacity continuous breaking times			Times	≥20
20	SF₆ gas pressure (20℃)	Rated value		MPa	0.60
		Alarm value		MPa	0.55
		Locking value		MPa	0.50
21	SF₆ gas moisture content(μl/l)	Acceptance value		PPm	≤150
21	SF₆ gas moisture content(μl/l)	Operation allowable value		PPm	≤300
22	SF₆ yearly gas leakage rate			%	≤0.5
23	Total weight of each circuit breaker			kg	2000

2.3 Parameters of current transformer (Table 3, table 4)

Table 3

Rated primary current

150,300,500,750,1000,1500,2000

Rated secondary current

Rated output capacity and accuracy level

See table 4

Table 4

Current ratio

Rated output capacity VA

Measure accuracy level

Protection accuracy level

150/5

300/5

500/5

750/5

1000/5

1500/5

2000/5

30,40

40,50

0.5

5P20

Note: (1) Straight-through type bushing current transformer is attached in the circuit breaker.

Product Tags:

11kv Power Transformer Box

Compact Power Transformer Box

110KV Power Transformer Box

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