Une sous-station montée sur le pad en phase produite par KEXR, un fournisseur de transmission et de distribution professionnelle de puissance en Chine, est un équipement d'énergie compacte et modulaire adapté à la distribution d'énergie urbaine, aux parcs industriels, à une nouvelle énergie (puissance photovoltaïque / éolienne) et à d'autres scénarios. Par rapport à la sous-station traditionnelle, il est plus petit et plus flexible à installer. Modèle: YB-12 Marque: KEXR
3phase pad-mounted substation is more flexible and convenient to use than civil substations, and is widely used in urban network reconstruction of high-rise buildings, residential quarters, industrial parks, commercial centers, airports, railway terminals, schools, a mining enterprise and other places.
● Functions and characteristics of YB-12 type 3phase pad-mounted substation
Pad-mounted substation high-voltage chamber is composed of high-voltage load switch, high-voltage fuse and lightning arrester, which can stop power transmission and prevent overload and short circuit at the same time; The low-voltage chamber is composed of low-voltage air switch, current transformer, ammeter and voltmeter. 3phase pad-mounted substation has advanced and reliable technology, and the boxes all adopt advanced processing technology, which has good corrosion resistance and wear resistance. It has the advantages of flexible combination, convenient transportation, installation and construction, low cost, no pollution and safe and reliable operation.
● Using conditions
◆ The altitude does not exceed 4000m
◆ Ambient temperature:-25℃-40℃
◆ Relative humidity: the daily average value is not more than 95%, and the monthly average value is not more than 90%
◆ Installation place: a place without fire, explosion danger, conductive dust, chemical corrosive gas and violent vibration.
Note:If the above conditions are exceeded, users can negotiate with KEXR
● Performance parameter tables
◆ Technical parameters of load switch
Serial Number
Item
Unit
FN12-12
FN25-12 Vacuum load switch
1
Rated voltage
kV
10
2
Max operating voltage
kV
12
3
Rated frequency
Hz
50
4
Rated current
A
630
5
Rated breaking load current
A
630
6
Thermal stable current
kA/S
20/2
20/4
7
Dynamic stable current
kA
50
8
Short circuit closing current (peak value)
kA
50
9
Full load breaking times
Time
20
10000
10
Mechanical life
Time
2000
10000
11
1Min power frequency withstand voltage (phase to ground)
kV
42
12
Lightning impulse voltage(phase to ground)
kV
72
◆Technical parameters of High voltage fuse
Serial Number
Rated voltage (kV)
Rated current (A)
Break current (A)
Fuse rated current (A)
UK model
CN model
SDL❈J
XRNT-12
12
40
31.5
6.3, 10, 16, 20, 25, 31.5, 40
SFL❈J
12
100
31.5
50, 63, 71, 80, 100
SKL❈J
12
125
31.5
25
◆Technical parameters of Low voltage circuit breaker
Model
Release form
Release rated current
On-off ability kA(AC 380V)
DW15-630
Thermoelectromagnetic type
315, 400, 630
40
DW15-1000
Thermoelectron type
630, 800, 1000
50
DW15-1600
1600
50
DW15-2500
1600, 2000, 2500
60
CW1-2000
Intelligent type
630, 800, 1000, 1250, 1600, 2000
65(80)
CW1-3200
2000, 2500, 3200
100
Balises actives: Sous-station montée sur le pad en 3 phases
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