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ZBQ2-500L series intelligent dual power automatic transfer switch
ZBQ2-500L series intelligent dual power automatic transfer switch
Product details
The main components of the ZBQ2-500L/S series products undergo strict aging screening, and the finished products undergo continuous 24-hour power aging. After passing the loading inspection, they are shipped out, effectively ensuring the reliability and safety of the products.
This product is widely used in places that require continuous power supply, such as fire protection (500S type), postal and telecommunications, hospitals, hotels, urban rail transit, high-rise buildings, industrial assembly lines, television stations, etc. The primary and backup power sources can be the power grid, self starting generator sets, battery packs, etc. The main technical performance parameters are shown in the table below.
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Rated insulation voltage Ui |
AC690V |
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Rated working voltage Ue |
AC380V/400V（AC660V/690V） |
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Rated current Ie |
20A－125A |
160A－250A |
315A－500A |
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Number of investments |
Double investment |
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wiring method |
In front of the board |
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polar number |
2P |
3P |
4P |
2P |
3P |
4P |
2P |
3P |
4P |
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Operating current (A) |
AC100V/110V |
3 |
3 |
4 |
3 |
4 |
5 |
5 |
5 |
7 |
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AC200V/220V |
1.5 |
1.5 |
2 |
1.5 |
2 |
2.5 |
2.5 |
2.5 |
3 |
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Jumping current (A) |
AC100V/110V |
2 |
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AC200V/220V |
1.5 |
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performance |
Short time withstand current |
5 kA |
10 kA |
12 kA |
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Rated limit short-circuit current |
12.5 kA |
25 kA |
30 kA |
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Ability to connect and disconnect |
AC-33B (10Ie connected, 10Ie disconnected, cos Ø=0.35) |
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transformation |
A power supply side |
input |
80ms |
80 ms |
100 ms |
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disconnect |
30 ms |
30 ms |
30 ms |
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B power supply side |
input |
100 ms |
100 ms |
120 ms |
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disconnect |
30 ms |
30 ms |
30 ms |
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lifespan |
Electrical lifespan 2000 times, mechanical lifespan 6000 times |
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Operating frequency |
120 times/hour |
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auxiliary switch |
AC：100V 5A AC220V 2.5A DC110V 0.5A |
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Attachment |
Manual operation handle |
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Note: Short term withstand current, operating current, and tripping current values are for reference only.
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