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BH-0.66 Type I Current Transformer

BH-0.66 Type I Current Transformer

Product category:
Current transformer
Product code:
P-599
Model:

Function & Use (Application Scenarios)

Power electrical appliances, current transformers are mainly applicable for indoor use, with a maximum equipment voltage of 0.72kV and below, load power factor of 0.8, and rated frequency of 50Hz AC circuits for current and electric energy measurement or metering. They use busbar fixed or base plate fixed.

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Product highlights

  • Convenient installation and maintenance
  • Accurate metering monitoring
  • Engineering Application Compatibility
  • Stable and reliable operation
  • Easy system integration

Model

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Main Product Parameters

CategoryInstrument transformerSecondary CategoryCurrent Transformer
ParametersRated voltage: 0.66kV; accuracy class: 1, 0.5, 0.5S, 0.2, 0.2S; Rated primary current: 5-5000A; Insulation level: Power frequency withstand voltage 3kVAdvantages/Core Features01 Safe and reliable; secondary winding is uniformly wound, with high consistency; 02 Flexible application; proprietary wiring terminal, secure wiring

Product details

Function and Application

The BH-0.66 Type I current transformer is used indoors, with a maximum equipment voltage of 0.72kV or below, load power factor of 0.8, and rated frequency of 50Hz AC circuits for current and energy measurement or metering purposes. It can be installed by busbar fixing or base plate fixing. The current transformer has a window in the middle, allowing single busbar or cable to pass through.

Detailed Description

Parameters:
Rated Voltage: 0.66kV
Accuracy Class: 1, 0.5, 0.5S, 0.2, 0.2S
Rated Primary Current: 5-5000A
Insulation Level: Power frequency withstand voltage 3kV

Advantages/Core Functions:
01 Safe and Reliable
Secondary winding is uniformly wound, with high consistency
02 Flexible Application
Patented terminal wiring, secure wiring

Detail Parameters

Parameter Table 1

Parameter CategoryParameter ItemParameter Value
Frame Model201BH-0.66 20 I
Current Ratio A75/52.5 VA, 1 class, Through Hole Turns 1
100/52.5 VA, 1 class, Through Hole Turns 1
External Dimensions and Installation Size82max x 33.5±1 x 62max, Φ22, 35max
Frame Model301
Current Ratio A15/55 VA, 1 class, Through Hole Turns 10
25/55 VA, 1 class, Through Hole Turns 6
30/55 VA, 1 class, Through Hole Turns 5
50/55 VA, 1 class, Through Hole Turns 3
75/55 VA, 1 class, Through Hole Turns 2
150/55 VA, 1 class, Through Hole Turns 1
20/55 VA, 1 class, Through Hole Turns 10
25/55 VA, 1 class, Through Hole Turns 8
40/55 VA, 1 class, Through Hole Turns 5
50/55 VA, 1 class, Through Hole Turns 4
100/55 VA, 1 class, Through Hole Turns 2
200/55 VA, 1 class, Through Hole Turns 1
75/52.5 VA, 1 class, Through Hole Turns 1
100/52.5 VA, 1 class, Through Hole Turns 1
150/55 VA, 1 class, Through Hole Turns 1
200/55 VA, 1 class, Through Hole Turns 1
250/55 VA, 1 class, Through Hole Turns 1
300/55 VA, 1 class, Through Hole Turns 1
400/55 VA, 1 class, Through Hole Turns 1
500/55 VA, 1 class, Through Hole Turns 1
600/510 VA, 1 class, Through Hole Turns 1
15/15 VA, 1 class, Through Hole Turns 10
25/15 VA, 1 class, Through Hole Turns 6
30/15 VA, 1 class, Through Hole Turns 5
50/15 VA, 1 class, Through Hole Turns 3
75/15 VA, 1 class, Through Hole Turns 2
150/15 VA, 1 class, Through Hole Turns 1
20/15 VA, 1 class, Through Hole Turns 10
25/15 VA, 1 class, Through Hole Turns 8
40/15 VA, 1 class, Through Hole Turns 5
50/15 VA, 1 class, Through Hole Turns 4
100/15 VA, 1 class, Through Hole Turns 2
200/15 VA, 1 class, Through Hole Turns 1
75/11 VA, 1 class, Through Hole Turns 1
100/12.5 VA, 1 class, Through Hole Turns 1
150/12.5 VA, 1 class, Through Hole Turns 1
200/15 VA, 1 class, Through Hole Turns 1
External Dimensions and Installation Size82max x 31.3 x 61max, Φ23, 34max

Parameter Table 2

Parameter CategoryParameter ItemParameter Value
System ParametersFrame ModelBH-0.66 301B, BH-0.66 401
Rated Voltage300V AC
Rated Current Ratio30/5, 50/5, 75/5, 100/5, 150/5, 200/5, 250/5, 300/5, 400/5, 500/5, 600/5, 15/5, 25/5, 40/5, 75/5, 100/5, 150/5, 200/5, 250/5, 800/5, 15/1, 25/1, 40/1, 75/1, 100/1, 150/1, 200/1, 250/1, 300/1, 400/1, 500/1, 600/1
Rated Output VA3 class: 5, 1 class: 2.5, 0.5 class: 2.5, 0.5S class: 2.5, 0.2 class: 2.5, 0.2S class: 2.5
Through Hole Turns1, 2, 3, 4, 5, 6, 8, 10
External Dimensions and Installation Size100mm x 76mm max, 43mm max (BH-0.66 301B); 100mm x 76mm max, 41mm max (BH-0.66 401)
Performance IndexesAccuracy Class3 class, 1 class, 0.5 class, 0.5S class, 0.2 class, 0.2S class
Action Time< 10ms
Insulation Resistance> 100MΩ
Withstand voltage strength2kV/1min
CommunicationCommunication interfaceRS485
Communication protocolMODBUS-RTU
Protection functionsOverload protectionYes
Short circuit protectionYes
Leakage protectionNo
InstallationInstallation methodDIN rail installation
Environmental temperature-25°C ~ +55°C
Relative humidity≤95% RH
Elevation≤2000m
OthersNotesThe current ratio in the table should be used corresponding to the through-core turns; the rated output marked with "*" is a special customized product; 0.5S class, 0.2 class, and 0.2S class for 100/5A and below are multi-turn through-core products

Parameter Table 3

Parameter ClassificationParameter ItemParameter Value
Casing modelCurrent ratio A150/5, 200/5, 250/5, 300/5, 400/5, 500/5, 600/5, 750/5, 800/5, 1000/5, 1200/5, 1500/5, 150/1, 200/1, 250/1, 300/1, 400/1, 500/1, 600/1, 750/1, 800/1, 1000/1, 1500/5, 2000/5, 1500/1, 2000/1, 2500/1, 3000/1, 4000/1, 5000/1, 6000/1, 7500/1, 8000/1, 10000/1, 12000/1, 15000/1

Parameter Table 4

Parameter ClassificationParameter ItemParameter Value
Casing modelCurrent ratio A300/5, 400/5, 500/5, 600/5, 750/5, 800/5, 1000/5, 1200/5, 1500/5, 2000/5*, 2500/5, 2000/5, 2500/5, 300/1, 400/1, 500/1, 600/1, 750/1, 800/1, 1000/1, 1200/1, 1500/1, 2000/1, 2500/1, 3000/1, 600/5, 750/5, 800/5, 1000/5, 1200/5, 1500/5, 2000/5, 2500/5, 3000/5, 2500/5, 3000/5, 600/1, 750/1, 800/1, 1000/1, 1200/1, 1500/1, 2000/1, 2500/1, 3000/1
Rated Output VA1st class: 5, 5, 10, 10, 10, 10, 10, 20, 20, *, 30, 20, 30, 5, 5, 10, 10, 10, 10, 10, 20, 20, 20, 30, 10, 10, 10, 10, 10, 20, 20, 20, 30, 30, 10, 10, 10, 10, 10, 20, 20, 20, 30, 30; 0.5S class: 5, 5, 10, 10, 10, 10, 10, 20, 20, *, 30, 20, 30, 5, 5, 10, 10, 10, 10, 10, 20, 20, 20, 30, 10, 10, 10, 10, 10, 20, 20, 20, 30, 30, 10, 10, 10, 10, 10, 20, 20, 20, 30, 30; 0.2 class: 2.5, 2.5, 5, 5, 10, 10, 10, 20, 20, *, 30, 20, 30, 5, 5, 5, 5, 10, 10, 10, 20, 20, 20, 30, 5, 5, 5, 5, 10, 10, 10, 20, 20, 20, 30, 5, 5, 5, 5, 10, 10, 10, 20, 20, 20, 30, 5, 5, 5, 5, 10, 10, 10, 20, 20, 20, 30; 0.2S class: 2.5, 2.5, 5, 5, 10, 10, 10, 20, 20, 10, 10, 10, 5, 5, 5, 5, 10, 10, 10, 5, 10, 10, 10, 10, 5, 5, 5, 5, 10, 10, 10, 5, 10, 10, 10, 10, 5, 5, 5, 5, 10, 10, 10, 5, 10, 10, 10, 10, 5, 5, 5, 5, 10, 10, 10, 5, 10, 10, 10, 10
Through-core turns1
DimensionsFigure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 2, Figure 2, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 2, Figure 2, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 2, Figure 2, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 2, Figure 2, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 1, Figure 2, Figure 2
Dimensions and Installation SizeFigure 1 dimensions141max, 30.5, 50±1, 60.5, 81.5, 119max, Φ52
Figure 2 dimensions150max, 52, 50±1, 60.5, 81.5, 127max, 47max
Figure 1 dimensions157max, 52, 50±1, 60.5, 81.5, 146max, 47max
Figure 2 dimensions172max, 62, 50±1, 60.5, 81.5, 146max, 53max
Note: Products marked with "*" are special customized products.

Table of Parameters 5

Parameter CategoryParameter ItemParameter Value
Casing ModelBH-0.66 120I
Current Ratio A1000/5Rated Output VA Class 1: 10, Class 0.5: 10, Class 0.5S: 10, Class 0.2: 10, Class 0.2S: 5, Through Hole Turns: 1, Dimensions: Figure 1
1200/5Rated Output VA Class 1: 20, Class 0.5: 20, Class 0.5S: 20, Class 0.2: 20, Class 0.2S: 5, Through Hole Turns: 1, Dimensions: Figure 1
1500/5Rated Output VA Class 1: 20, Class 0.5: 20, Class 0.5S: 20, Class 0.2: 20, Class 0.2S: 10, Through Hole Turns: 1, Dimensions: Figure 1
2000/5Rated Output VA Class 1: 20, Class 0.5: 20, Class 0.5S: 20, Class 0.2: 20, Class 0.2S: 10, Through Hole Turns: 1, Dimensions: Figure 1
2500/5Rated Output VA Class 1: *, Class 0.5: *, Class 0.5S: 30, Class 0.2: 30, Class 0.2S: 10, Through Hole Turns: 1, Dimensions: Figure 1
3000/5Rated Output VA Class 1: *, Class 0.5: *, Class 0.5S: 30, Class 0.2: 30, Class 0.2S: 10, Through Hole Turns: 1, Dimensions: Figure 1
4000/5Rated Output VA Class 1: *, Class 0.5: *, Class 0.5S: 30, Class 0.2: 30, Class 0.2S: 10, Through Hole Turns: 1, Dimensions: Figure 1
2500/5Rated Output VA Class 1: 30, Class 0.5: 30, Class 0.5S: *, Class 0.2: *, Class 0.2S: *, Through Hole Turns: 1, Dimensions: Figure 2
3000/5Rated Output VA Class 1: 30, Class 0.5: 30, Class 0.5S: *, Class 0.2: *, Class 0.2S: *, Through Hole Turns: 1, Dimensions: Figure 2
4000/5Rated Output VA Class 1: 30, Class 0.5: 30, Class 0.5S: *, Class 0.2: *, Class 0.2S: *, Through Hole Turns: 1, Dimensions: Figure 2
5000/5Rated Output VA Class 1: 30, Class 0.5: 30, Class 0.5S: 30, Class 0.2: 30, Class 0.2S: 10, Through Hole Turns: 1, Dimensions: Figure 2
1000/1Rated Output VA Class 1: 10, Class 0.5: 10, Class 0.5S: 10, Class 0.2: 10, Class 0.2S: 5, Through Hole Turns: 1, Dimensions: Figure 1
1200/1Rated Output VA Class 1: 20, Class 0.5: 20, Class 0.5S: 20, Class 0.2: 20, Class 0.2S: 5, Through Hole Turns: 1, Dimensions: Figure 1
1500/1Rated Output VA Class 1: 20, Class 0.5: 20, Class 0.5S: 20, Class 0.2: 20, Class 0.2S: 10, Through Hole Turns: 1, Dimensions: Figure 1
2000/1Rated Output VA Class 1: 20, Class 0.5: 20, Class 0.5S: 20, Class 0.2: 20, Class 0.2S: 10, Through Hole Turns: 1, Dimensions: Figure 1
2500/1Rated Output VA Class 1: 30, Class 0.5: 30, Class 0.5S: 30, Class 0.2: 30, Class 0.2S: 10, Through Hole Turns: 1, Dimensions: Figure 2
3000/1Rated Output VA Class 1: 30, Class 0.5: 30, Class 0.5S: 30, Class 0.2: 30, Class 0.2S: 10, Through Hole Turns: 1, Dimensions: Figure 2
4000/1Rated Output VA Class 1: 30, Class 0.5: 30, Class 0.5S: 30, Class 0.2: 30, Class 0.2S: 10, Through Hole Turns: 1, Dimensions: Figure 2
Dimensions and Installation SizeDetails of dimensions for Figure 1 and Figure 2 are shown in the diagram on the right

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