Specifications

Power-Zone

General and Application Information

11/2005

ENCLOSURES

NEMA Type 1 Indoor Enclosures

The standard Power-Zone 4 switchgear enclosure is NEMA Type 1, general purpose. NEMA Type 1

enclosures are dead front, metal-enclosed structures. All sheet steel parts of the enclosure, inside and

out, are painted using an electro-deposition process.

Figure 4: POWER ZONE 4 Switchgear, NEMA Type 1, Indoor Enclosure

Standard Features:

• Secondary wiring areas

• Removable, steel top plates over conduit entrance

• Hinged front doors with latches

• Circuit breaker or instrument compartment

• Bus compartment

• Cable compartment

• Capability for future expansion

• Two-piece removable side and back plates

• 1 1/2-inch-high base channels

• Electro-deposition paint process on structural parts

• ANSI #49 paint color

• Customer nameplates for each compartment

• White instrument mounting pans

Available Options:

• Vertical bus barriers

• Strip heaters in circuit breaker, bus,

and cable compartments

• Overhead circuit breaker lifting device

or floor crane

• Gasketing around doors and between

sections

• Filtering of doors and vents

• Lockable, hinged rear doors

• Lockable, hinged front doors

• 18-inch-high pull box

• Bottom plates

• Rodent barriers