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BHA-10/630A Export Type Isolating Switch
- Product Description
-
Model Meaning BHA -10/ X - X -X3- X - ИX -y2
BHA : Series (Automotive Crane Circuit Breaker)
10 : Rated Voltage (kV)
X : Rated Current (A)
X : Drive Position: - Л Left Side; Π Right Side
X3 : Number of Grounding Blades: Ⅲ3 - Grounding blades on both sides; if "X3" is not indicated, grounding blade is on the wiring terminal side
X : Number of contacts built-in for PT1.2, PT1.3 plugs; if no built-in contacts, not marked
ИX : Frame Coating: И1 - Nickel-plated frame; И2 - Painted frame
y2 : Climatic Conditions and Arrangement Category
Technical Parameters
Item
Unit
Parameter
Rated Voltage and Corresponding Maximum Operating Voltage
KV
10/12
Rated Current
A
400/630
Rated Breaking Current at Power Factor cosφ>0.7
A
400/630
Maximum Breaking Current at Power Factor cosφ>0.7
A
800
Rated Short-Circuit Current Parameter - Maximum Current (Dynamic Stability Current)
KA
51
Rated Short-Circuit Current Parameter · Rated Power Frequency Component Value
KA
20
Current Duration (Short-Circuit Time) tk3, seconds
s
1
Rated Closing Current Parameter - Maximum Current
KA
51
RMS Value of Current within 1 Second (Thermal Stability Current)
mΩ
20
DC Resistance of Main Interruption Circuit When Circuit Breaker is in Closing Position Should Not Exceed
100
Rated Make-and-Break Capacity Under Normal Operating Conditions, Not Less Than Number of Operations
times
10
Outline Dimension Drawing
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No. 3 Huixin Street, South Side of Liaohe Road, Bearing Industrial Park, Linxi County, Xingtai City, Hebei Province
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