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PANELBOARDS AND SWITCHBOARDS Description
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This Section Contains:
i PANELBOARDS
Page
Type NPLAB . . . Type NLAB .... { Type NA1B Type NH1B___ Type NDP......... I Type NHDP____ Type CDP.........
54 55 56 57 58-59 58-59 60-61
i| I SWITCHBOARDS
! Service sections........................................... 64-65 Combination service and distribution .... 66 Distribution sections.................................. 67-68
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Fusible switch units ....................................
72
Circuit breaker units .................................. 69-71
Starter units ...............................................
72
Modifications and accessories.................... 73
Replacement parts...................................... 74-76
COMBINATION SERVICE AND DISTRIBUTION SECTIONS Provides for main disconnect and distribution units. Type VSN fusible main disconnect -- Type CSN circuit breaker main disconnect -- distribution units either circuit breaker or fusible type -- barriered compartment at right hand side of 1 phase and 3 phase-3 wire sections for load conductors requiring top exit -- 200 to 800 ampere -- caution suggested when adding distribution units as space limited.
DISTRIBUTION SECTIONS
Type CB-VB -- with switchboard branch air circuit breaker -- bus risers provide 35 inches for installation of distribution units -- distribution units either circuit breaker, fusible or mag netic starter -- 800 to 1 600 ampere.
SERVICE SECTIONS Type FSN--fusible main dis connect--knife type--200 to 1200 amperes -- interrupts rated current.
VB394 Distribution Section
Type VB--bus risers provide 6716 inches for installation of distribu tion units--dis tribution units either circuit breaker, fusible or magnetic starter 200 to 2000 ampere.
Type HFSN--fusible main disconnect--bolted pressure contact switch--slow make quick break--provision for current limiting fuses--1200 to 4000 amperes.
Type OSN--without mainprovision for switches or circuit breakers--400 to 2000 amperes.
Type QVB--panelboard distribution sections--for power distribution re
mote from service section--provi sion for mounting main fusible switch, branch circuit breakers, branch fusible switch and mag netic motor starters--200 to 1200 ampere--standard box sizes--45, 55, 65, 75 or 85 inches.
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Type CBN--Circuit breaker main disconnect--molded
case and switchboard air
c<c circuit breakers--200 to 6000 amperes.
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CUTLER* HAMMER
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CBN324 Service Section
PULL BOX SECTIONS--for use with service sections where service conductors brought in undergroundmatch service section height and depth--12, 24, 32, 44 and 57 inch widths available--corner post sections available.