Complete List of Specifications and Models for Level 3 Distribution Boxes
Level 3 distribution boxes are available in multiple models with varying KVA ratings, dimensions, busbar sizes, and isolator types, suitable for industrial and building applications.
Overview of Models
- Wieland Distribution Boxes
- Designed for decentralized electrical installation in buildings and industrial plants.
- Applications: Power and signal distribution, building automation, I&C applications.
- Features: Pluggable installation, ventilation for high-power devices, moisture-resistant construction.
- Standards: IEC 61439 compliance for distribution boxes, IEC 61535 for installation connectors.
- Variants: Smart distribution boxes for flexible buildings, supporting modular electronics installation .
- TOP Series Distribution Boxes
- Models: TOP-TS, TOP-TF, TOP-LS, TOP-PS, TOP-PF, TOP-S.
- Number of ways: 1-way to 36-ways.
- Dimensions: Length, width, and height vary by model (specific dimensions available in PDF catalogues).
- Mounting: Standardized mounting sizes for wall or panel installation .
- Rockwell Automation Distribution Boxes
- Connector types: 3-pin pico, 3- and 4-pin mini, 4-pin DC micro, 3-pin AC micro.
- Ports: 4, 6, 8, or 10 ports.
- Wiring: PNP or NPN, LED and non-LED versions.
- Cable options: Pre-wired main cable or mini-plus quick disconnect; standard lengths 2 m, 3 m, 5 m, 6 ft, 10 m, 20 ft.
- Dimensions: Provided in millimeters (illustrations not to scale), .
- PowerNex Distribution Boxes
- Protection: IK10 impact resistance (IEC 62262).
- Suitable for industrial environments requiring high mechanical protection .
- High KVA Distribution Boxes (WBSEDCL)
- KVA Ratings: 63, 100, 160, 315 KVA.
- Construction: Glass-reinforced enclosures, robust isolators with arc-chutes.
- Busbars: EC grade aluminum; sizes vary by KVA:
- 63/100 KVA: 72×50×8 mm
- 160/315 KVA: 120×50×15 mm
- Feeders: Droppers sized according to KVA (50×8 mm for 63/100 KVA, 50×15 mm for 160/315 KVA).
- Cutouts: Porcelain cutouts for outgoing circuits.
- Phase sequence: RYB maintained; proper PVC insulation for busbars and droppers.
- Doors: Hinged, with top slope and corner clearances as per general arrangement drawings .
Key Specifications Summary
| Model / Series | KVA Rating | Number of Ways | Busbar Size | Features | Standards |
|---|---|---|---|---|---|
| Wieland Smart Boxes | N/A | Modular | N/A | Pluggable, ventilation, moisture-resistant | IEC 61439, IEC 61535 |
| TOP Series (TS, TF, LS, PS, PF, S) | N/A | 1–36 | N/A | Wall/panel mount, modular | Manufacturer-specific |
| Rockwell Automation | N/A | 4–10 ports | N/A | LED/non-LED, PNP/NPN, pre-wired | IEC-compliant connectors |
| PowerNex | N/A | N/A | N/A | IK10 impact protection | IEC 62262 |
| WBSEDCL High KVA | 63–315 | N/A | 72×50×8 mm to 120×50×15 mm | Porcelain cutouts, arc-chutes, hinged doors | IS:13411, IEC standards |
These Level 3 distribution boxes are suitable for industrial, commercial, and smart building applications, offering flexibility in installation, modularity, and compliance with international standards. For detailed dimensions, mounting instructions, and full technical specifications, refer to the respective manufacturer catalogues and technical datasheets .
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