3.10AC Junction Box
The AC junction box is required as an AC connection interface in rectifier cabinets where the Helios Rectifier 200E/48 is used.
Figure 25 Front view of the AC junction box (with the front panel open)
Six receptacles to plug the
cables from the rectifiers
RECT 6 | RECT 5 | RECT 4 | RECT 3 | RECT 2 | RECT 1 | ||||||||||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 11 12 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 11 12 |
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| TB1 |
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| TB2 |
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L1 | L2 | L3 | GRD L1 | L2 | L3 | GRD | L1 | L2 L3 GRD | L1 | L2 | L3 | GRD L1 | L2 | L3 | GRD | L1 | L2 L3 GRD |
3.10.1 Mechanical Specifications
The junction box is made of zinc plated steel and can accommodate up to six
Table 29 Mechanical specifications of the AC junction box
Figure | Height | Depth | Width |
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Figure 25 | 264 mm | 284 mm | 521 mm |
| (10.4 in.) | (11.2 in.) | (20.5 in.) |
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3.10.2 Electrical Specifications
The junction box is designed to accommodate six
3.11Overall Power System Specifications
3.11.1Standards
The Helios DC System 4000/48 meets the following North American and European standards:
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•CSA 22.2 (#0.7, #225)
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•CE
•VDE
3.11.2Mechanical Specifications of Fully Equipped Power Cabinets
Table 30 Mechanical specifications of fully equipped power cabinets
Height | Depth | Width | Total weight (4000 A control | Total weight (1200 A rectifier |
and distribution cabinet) | cabinet with six rectifiers) | |||
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2134 mm | 600 mm | 600 mm | 363 kg | 440 kg |
(84 in.) | (23.62 in.) | (23.62 in.) | (800 lb) approx. | (970 lb) approx. |
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26 Specifications