- Product Details
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Quick Details
-
Coil Number:
-
AUTOTRANSFORMER
-
Place of Origin:
-
Zhejiang, China
-
Brand Name:
-
Boerstn
-
Model Number:
-
LZZBJ9-36
-
Rated voltage:
-
33KV 35KV 36KV
-
Rated Primary Current:
-
20-3150 A
-
Rated Secondary Current:
-
1A, 5A
-
Standard:
-
IEC 60044-1
Quick Details
-
Use:
-
power measurement, current monitoring and relay protection
-
Phase:
-
Three
-
Coil Structure:
-
TOROIDAL
-
Coil Number:
-
AUTOTRANSFORMER
-
Place of Origin:
-
Zhejiang, China
-
Brand Name:
-
Boerstn
-
Model Number:
-
LZZBJ9-36
-
Rated voltage:
-
33KV 35KV 36KV
-
Rated Primary Current:
-
20-3150 A
-
Rated Secondary Current:
-
1A, 5A
-
Standard:
-
IEC 60044-1
Product Description
Medium voltage current transformer LZZBJ9-36
Type designation
|
Type Code
|
Designation
|
New Weight
|
|
L
|
Current transformer
|
80 kg
|
|
Z
|
Post type
|
|
|
Z
|
Case epoxy resin
|
|
|
B
|
Protective
|
|
|
9
|
Design sequence
|
|
|
36
|
Rated voltage
|
|
Technical data
|
Rated primary current (A)
|
Rated secondary current (A)
|
Accuracy class and combination
|
Ith (kA/s)
|
Idyn (kA)
|
|
5~100
|
1A
5A
|
0.2S，0.2，0.5S，0.5，
5P10 (15，20)， 10P10 (15，20) |
0.5/1~10/1
|
1.25~25
|
|
150~200
|
|
|
15/1~20/1
|
37.5~50
|
|
250
|
|
|
25/4
|
63
|
|
300~400
|
|
|
31.5/4
|
80
|
|
500~1000
|
|
|
50/4
|
125
|
|
1200~3150
|
|
|
50/4
|
125
|
Product description
The indoor high altitude LZZB9-36 current transformer of epoxy resin cast insulated and totally-enclosed structure is intended for power measurement, current monitoring and relay protection in the line of up to 35 kV and AC 50-60 Hz.
■ It is applicable to air insulated switchgear
■ It conforms to GB 1208, JJG 1021 and IEC 60044-1 standards
■ It is applicable to air insulated switchgear
■ It conforms to GB 1208, JJG 1021 and IEC 60044-1 standards
Service conditions
■ Installation site: indoor
■ Ambient temperature: -15℃～+40℃, daily average temperature not more than +30℃
■ Altitude: does not exceed 3,000 m
■ Humidity: the average value of the relative humidity measure for a period of 24 h does not exceed 95 percent
■ Contamination severity: class Ⅱ
■ No severe shake or bump in the installation site
■ The ambient air is not signifificantly polluted by dust, smoke, corrosive gases, vapours or salt
■ Ambient temperature: -15℃～+40℃, daily average temperature not more than +30℃
■ Altitude: does not exceed 3,000 m
■ Humidity: the average value of the relative humidity measure for a period of 24 h does not exceed 95 percent
■ Contamination severity: class Ⅱ
■ No severe shake or bump in the installation site
■ The ambient air is not signifificantly polluted by dust, smoke, corrosive gases, vapours or salt
Structure overview
■ This current transformer is epoxy resin cast insulated
■ The primary outlet terminal identifification is P1 and P2; the secondary is 1S1, 1S2, 2S1, 2S2 and so on
■ The primary outlet terminal identifification is P1 and P2; the secondary is 1S1, 1S2, 2S1, 2S2 and so on
Technical data
■ Rated voltage 35 kV, max. voltage 40.5 kV, rated frequency 50/60 Hz
■ Primary to secondary winding and to earth, power-frequency withstand voltage 95 kV/1 min
■ Secondary to secondary winding and to earth, power-frequency withstand voltage 3 kV/1 min
■ Full lighting impulse withstand voltage 200 kV
■ Primary to secondary winding and to earth, power-frequency withstand voltage 95 kV/1 min
■ Secondary to secondary winding and to earth, power-frequency withstand voltage 3 kV/1 min
■ Full lighting impulse withstand voltage 200 kV
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