Window Units & Low Profile Units

Our team of Technical Field Service Representatives is trained in the start-up and commissioning of systems in our plant or anywhere in the world. DWD will furnish systems to meet the area classifications required in your specifications.


Features

Non-sparking evaporator wheel and condenser fan blade
All condenser wiring is in liquid-tight flexible metal conduit with approved fittings
Compact construction
Aluminum fin copper tube coils

Applications

Motor Ciontrol Center Buildings
Switchgear Buildings
Analyzer Buildings
Satellite Rack Enclosures
Battery Rooms
Onshore/Offshore Control Buildings
Offshore Living Quarters
Telecommunications Buildings

 

Benefits

Designed to meet or exceed NEC Article 500 for classified locations
Can be used on small buildings
No field wiring required for installation
Can be used in a Class1, Group D, Division 2 loaction when used in conjunction with a DWD 'P' or 'VSP' Series Pressurization Unit

 Options

Evaporator section can be furnished for Class 1, Group D, Division 2
Class 1, Group D, Division 2 Units
Class 1, Division 1 units
Division 1 indoor section and Division 2 outdoor section
Electric heat
DWD's proprietary coatings on coils and housing for extra corrosion protection
50-cycle unit for export
Special customer requirements increments



Features

NEMA 4 junction box
Spark-proof condenser blower
Twin evaporator blowers
Aluminum finned copper tube coils
All condenser wiring in liquid-tight, flexible metal conduit with approved fittings
Explosion-proof compressor crank case heater
316 stainless steel nameplate
Fully insulated evaporator section
Supply air register
Return air grille
Mounting hardware
Wall-mounted
Operating thermostat
Installation drawings

Applications

Motor Control Center Buildings
Switchgear Buildings
Analyzer Buildings
Satellite Rack Enclosures
Battery Rooms
Onshore/Offshore Control Buildings
Offshore Living Quarters
Telecommunications Buildings

 

Benefits

Can be operated in a Class 1, Group D, Division 2 location when used in conjunction with a DWD 'P' or 'VSP' Series Pressurization Unit
Coil construction allows for maximum heat transfer
Allows for tie-in with pressurization unit for pretreatment of outside air
Requires a minimum of outside space for wall mounting
Offers flexibility of adding supply duct work

 Options

Evaporator section can be furnished for Cklass1, Group D, Division 2
Class 1, Groups B&C, Division 2 units
Class 1, Division 1 units
Explosion-proof thermostat
Steam heating coils
Electirc Heat
DWD's Proprietary coatings on coils and housing for extra corrosion-protection
Outside air inlet hood with damper, or stack with birdscreen and raincap
50-cycle unit for export
Special customer requirements


Image taken from Chevron Cabinda Africa

"Lomba" Workshop Building

Dual airconditioning unit & Dual Variable Speed Drive Pressurization System

System for Class-1 Group Division II operation

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Please E-Mail us

P.O. BOX 42026

Houston, Texas 77242

USA

Phone #(713)683-8321

Fax #(713)683-6797

1 (800) 563-8321

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