Section 9: Panelboards PDF

Section 9: Panelboards PDF

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NQ Feed-through Lugs, Neutral Assemblies, & Factory Assembled Options

Online Refer to NQ Panelboards

Feed-through Lugs

Feed-through Lugs

Mains Rating

Feed-Through Wire Range Per Phase (AWG or kcmil)

100 A

one #6-2/0 Al or Cu

225 A

one #6–350 Al or Cu

400 A

one 1/0–750 or two 1/0–350 Al or Cu

600 A

two 1/0–750 Al or Cu

Feed-through Lugs Cabinet Data

Max. No.

of Branch Spaces

Box Height (20 in. W x 5.75 in. D)

225 A

250 A

400 A

600 A

Main Lugs

Main Circuit
Breaker

Main Lugs

Main Circuit
Breaker

Main Lugs

Main Circuit Breaker [1]

30

38

50

50

62

62

68

42

38

50

56

68

62

80

72

50

62

68

80

74

—

84

56

68

68

80

80

—

Name Plates

Name Plates

Standard white face/black letter laminated bakelite,

1 in. x 3.5 in., adhesive backed or screw mountable with

screws in a bag assembly

Copper Bus Bars

Copper Bus Bars

100 A, 225 A, 250 A

400 A

600 A

NQ Panelboard Neutral Assembly Options

Interior Rating

 Without Sub-Feed or Thru-Feed Lugs With Sub-Feed or Thru-Feed Lugs
100% Neutrals 200% Neutrals 100% Neutrals 200% Neutrals

Aluminum

Copper

Aluminum

Copper

Aluminum

Copper

Aluminum

Copper

100 A

Standard

NQN1CU

NQNL1

Factory Assembled Only

Standard

NQN1CU

NQNL1

Factory Assembled Only

225 A

NQN2CU

NQNL2

NQN2CU

NQNL2ACCY

400 A

NQN6CU

NQNL4

NQN6CU

FA Only[2]

600 A[3]

Not Available

Not Available

Not Available

Not Available

NQ Main 100% and 200% Rated Neutral Conductors—(Quantity) and Wire Size (Mechanical Lugs & Compression Lugs)[4]

Interior Rating Lug Material Mechanical Neutral Line Lugs Compression Neutral Line Lugs
100% Rated 200% Rated[5] 100% Rated 200% Rated[5]
Standard Neutral Assemblies Oversized Neutral Assemblies Standard Neutral Assemblies Oversized Neutral Assemblies
Lug Wire Range Lug Wire Range Space Factor Lug Wire Range Lug Wire Range Space Factor Lug Wire Range Lug Wire Range
100 A Al (1) #6-2/0 select 225 A neutral assembly N/A (2) #6-2/0

select 225 A neutral assembly

 N/A (1) #6-2/0 (1) #6-2/0
Cu
225 A Al (1) #6-300 kcmil[6]

select 400 A neutral assembly

 N/A (2) #6-350 kcmil

select 400 A neutral assembly

 N/A (1) #4-300 kcmil (2) #1/0-300
Cu (1) #6-250 kcmil (2) #6-250 kcmil (1) #2/0-300 kcmil (2) #2/0-300 kcmil
400 A Al (2) 1/0-300 kcmil or
(1) 1/0-700 kcmil[7]		 (2) 1/0-750 kcmil or
(4) 1/0-300 kcmil 		6 (4) 1/0-300 kcmil or
(2) 1/0-700 kcmil[7]		 (4) 1/0-750 kcmil or (8) 1/0-300 kcmil 6 (2) 2/0-500 kcmil (4) 2/0-500 kcmil
Cu (2) 400-750 kcmil (2) 400-750 kcmil
600 A Al (4) 1/0-300 kcmil or
(2) 1/0-700 kcmil[7]		 (4) 1/0-700 kcmil[7] or (8) 1/0-300 kcmil 6 N/A N/A N/A (2) 2/0-500 kcmil N/A
Cu
600 A (with NQALMN6 or NQCUMN6) Al N/A (6) 1/0-750 kcmil or
(4) 1/0-300 kcmil and (4) 1/0-750 kcmil		 12 N/A N/A N/A N/A N/A
Cu

note

Implicit AWG (American Wire Gauge) abbreviation on conductors wire range (kcmil is shown).
Gutter extensions may be required to provide NEC wire bending space for cable(s) of maximum lug size.

600 A NQ Main Breaker Panelboard
with Condo Riser Neutral Assembly

NQ Panelboard Condo Riser Neutral Panelboards
(Requires 26 in. Wide Enclosure)[8]

Interior Rating Maximum Branch Circuits Neutral Rating Neutral Assembly Mains Options Load End Options Minimum Enclosure Depth Space Factor (inches)[9]
Main Lugs Main Circuit Breaker Sub-Feed Lugs Feed-Thru Lugs Sub-Feed Breaker
400 / 600 A 42 100%

NQN6CRUS

 Y LA / LH N/A Y H, J, Q, LA/LH 5.75-in. 12
200%

NQNL6CRUS
72[10] 100%

NFN6CR

 Y LA, LG, LH, LJ, LL Y Y Y 8.75-in. 0–12
200%

NFNL6CR

Metal Directory Frames

Metal Directory Frame

Replaces standard plastic stick-on directory pouch, add "WMD" suffix to NC Trim catalog number.

NQ Equipment Ground Bar Kits[11]

Interior Rating

 Aluminum Copper Ground Bar
Insulator Kit

100 A / 225 A

PK12GTA, PK18GTA, PK23GTA, or PK27GTA

PK27GTACU

PKGTAB

400 A / 600 A

PK12GTA, PK27GTA

PK27GTACU

PKGTAB

Hinged Door-in-Door Trim Fronts

Hinged Door-in-Door Trim Front

Hinged Door-in-Door Trim Front has piano hinge down one side.

Inner door has a lock, outer door is retained with screws

Hinged Door-in-Door Trim Fronts with Outer Door Lock in place of screws are available as a factory assembled option.

Footnotes

  1. 8.75 in. deep box, ship fully assembled only.
  2. FA - Factory Assembled Panelboards
  3. 600 A main circuit breaker panelboards with PowerPacT L sub-feed circuit breakers are supplied with Condo Riser Neutral Assemblies and require 26 in. wide, 8.75 in. deep enclosures.
  4. Lug Wire Ranges shown meet NEC wire bending space. Lugs may accept larger cables if enclosure size is increased.
  5. 200% Neutrals not available on Column Width interiors.
  6. Installation of 350 kcmil netural conductors possible is enclosure is extended to increase wire bending space.
  7. Installation of 750 kcmil neutral conductors possible if enclosure is extended to increase wire bending space.
  8. Select 26 in. Wide Condo Riser Panel under Structure Options in the SE Advantage Panelboard Product Selector.
  9. Space factor is the additional enclosure length required for selected option. Additional required length may be reduced or eliminated if load end options like feed-thru lugs or sub-feed circuit breakers require a space factor of at least 12 inches.
  10. May be used with a 84 circuit interior when a SurgeLoc SPD is installed. No more than 72 branch circuit breaker poles may be installed.
  11. One PK kit supplied when ground bar is specified. Two PK kits supplied when "extra" ground bar is ordered.
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