Howard Junction Enclosures - Manual

Junction Enclosures
45-10
Catolog Section
1
Howard Industries
Utility Products Division
Document: 1031
Revision: 02
Issued: October 12, 2005
Copyright © 2005 Howard Industries, Inc.
INTR INTR INTR INTR INTRODUCTION ODUCTION ODUCTION ODUCTION ODUCTION
Howard Industries’ junction
enclosures are designed to provide a
rugged, tamper-resistant housing for
multipoint medium-voltage junction
modules used in connection, looping,
or tapping applications. Junction
enclosures are available for both
single-phase and three-phase
systems.
S SS SSTTTTTAND AND AND AND ANDARD FEA ARD FEA ARD FEA ARD FEA ARD FEATURES TURES TURES TURES TURES
Howard junction enclosures are
supplied with the following standard
features:
ƒ
Mild steel all-welded construction
ƒ Electrostatically applied polyester
powder primer with polyurethane
topcoat; enclosure color is Munsell
7GY3.29/1.5 green; junction
mounting plate color is Munsel
5BG7.0/0.4 gray
ƒ Stainless steel handle, padlock
provision, recess cup, hinge pins
and barrels
ƒ Silicon bronze pentahead security
bolt
ƒ Rounded edges for safety
ƒ Lifting provisions
ƒ Grounding provisions
ƒ Junction mounting plate with
provisions for mounting junction
modules
ƒ Cabinet sizes available for
single-phase and three-phase
applications, accommodating
optional 2-, 3-, 4-, 5-, or 6-point
junctions rated 15, 25, or 35 kV, at
200 or 600 Amps.
ƒ Cabinet meets requirements of
ANSI C57.12.28 (American
National Standard, Pad-Mounted
Equipment--Enclosure Integrity)
ƒ Accepted by RUS
OPTIONS OPTIONS OPTIONS OPTIONS OPTIONS
Junction enclosures are available with
the following optional features and
accessories:
ƒ
Stainless steel all-welded
construction meeting requirements
of ANSI C57.12.29 (American
National Standard, Pad-Mounted
Equipment--Enclosure Integrity for
Coastal Environments)
ƒ Fault indicator provisions
ƒ Hold down cleats
FIGURE 1: FIGURE 1: FIGURE 1: FIGURE 1: FIGURE 1: Single-phase junction enclosure (shown with optional switching module installed)
ƒ 2-, 3-, 4-, 5-, or 6-point junctions
rated 15, 25, or 35 kV, at 200
or 600 Amps.
Contact the factory to discuss
additional options and design
variations that may be available to
satisfy special requirements.