Siemens Unassembled Panelboards P1 Series

Siemens Unassembled Panelboards provide product flexibility, quicker job turnaround and affordable pricing. The unassembled offering is an exact match to Siemens factory built panelboards so job sites will have the same look, quality, and utilize the same components. (New Revised P1 offering is limited to 18, 30, 42 and 54-circuit feed-thru type panels. 66 circuit and Non-feed-thru are not available.)

Features and Benefits

  • Product Consistency: Whether you are starting a new project, replacing parts, or adding on to an existing project, the unassembled panelboard offering is an exact match to the Siemens factory built panelboards.

  • Convertibility: Field convertible main breaker and main lug kits, (through 400 amps), will allow you to switch from main lug to main breaker, and vice versa with no change in box size or additional cabling.

  • Flexibility: Field addable sub-fed breakers (up to 250 amps) or feed through lug kits can be field installed without utilizing any of your feeder breaker positions or increasing your box height.

  • Ease of Installation: Lay-in construction and or removable lugs make wiring the main and neutral lugs easier and faster.

  • Invertible: Unique design allows panel to be be inverted in the field and keep its labeling legible.

  • Same Day Availability: Over the counter availability means you’re on and off the job without the delays that come with waiting for factory assembled panelboards.

Siemens Unassembled Panelboards image

Technical Data

Enclosures

  • NEMA 1 or 3R

  • Surface or flush

  • When ordering a N3R enclosure the front/door is part of the enclosure and does not need to be ordered separately.

  • Semi-flush lock comes standard

  • 250A Enclosure dimensions: 20”W X 5.75”D X 32, 38, 44, or 50"H

  • 400A Enclosure dimensions: 20”W X 5.75”D X 62, 68, or 74"H

Interiors

  • Spaces: 18, 30, 42, or 54 (250A) / 30, 42, 54 (400A)

  • Bus Ampere rating: 250 or 400

  • Voltage: 120/240V, 120/208V or 480Y/277V with BL/BQD branches and 480Y/277V with xGB branches

  • Aluminum or Copper bussing

  • Includes space to add (1) sub-feed breaker ( max 250 amps), feed-thru lugs or TPS1 (SPD/TVSS) kit.

Main Breaker/Lug Kits

  • Lug kits: #6 AWG – 350 kcmil for 250A panel or (2) 3/0 250 or (1) 600 kcmil for 400A panel

  • Breaker Kits: up to 400A single phase or 3 phase

  • Sub-feed space allowance is a maximum of 250A

Branch Breakers

  • 120/240V panel: up to 100A BL, BLH or HBL frame breakers

  • 120/208V panel: up to 100A BL, BLH or HBL frame breakers

  • 480/277V panel: up to 100A BQD frame breakers

  • 480/277V panel: up to 125A xGB frame breakers (NGB = 25 kaic / HGB = 35 kaic / LGB = 65 kaic)

Buy Now or Request a Quote

Siemens power distribution products are available in select Anixter locations across the United States. Contact your local Anixter sales office for more information or to request a quote.

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