A/C & Pressurization

Offering both Fully Custom and Standard Products that are Tested for Operational Performance and Certified for Hazardous Duty Operation in Industrial and Offshore applications.

Safe Air Technology offers our combination Air Conditioning system with Room Purge and Pressurization system. These combination systems are offered in a variety of standard designs as well as fully custom, including Wall-Mount and Roof or Skid Mounted designs. The capacities range from 1 to over 200 Tons with many options available.

These Severe Duty systems are designed by our professional engineering staff and are fully documented and certified for operational performance and compliance to both NEC and IEC codes related to NFPA 70 Article 500-505 for Hazardous Environments as well as NFPA 496 Type Z Room Purge and Pressurization. Whether the area is Class 1 or 2, Division 1 or 2, Zone 1 or 2, let our Sales and Engineering Departments work with you to offer a system that will comply with 100% of your specifications for both classification and Severe Duty operation. We look forward to serving your needs.

Please contact Safe Air Technology if you need assistance selecting a product.

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VACPB1 (50 Hz) Series Vertical Wall Mounted with Pressurization Unit

Division II and Zone II
NFPA 496 Compliant
12,000 to 72,000 BTU/HR Cooling Capacity
Pressurization System Incorporated
50 Hertz Models
CSA Third Party Certified

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PDF Catalog Request Drawings Request a Quote

Standard Features

All Electrical components UL and/or CSA Approved
Constructed to meet NEC Standards and IEC Equivalent
Controls mounted in Enclosure in rear or System with Single point power and controls connection for easy installation.
Durable Baked Enamel Cabinet Construction with multiple construction material options available.
High Efficiency Scroll compressor installed with R410A Refrigerant
Easily serviceable Condenser coil by removing fan shroud
5 Speed EC Evaporator motor installed
Low Ambient Controls Installed
Totally Enclosed Condenser Motor approved for Division 2
Electric Heater with Thermal cut-off safety circuit installed (when applicable)
Removable condenser fan shroud to allow for easier coil cleaning
High- and Low-Pressure Safety Switches Installed
Twin Blowers to delivery air efficiently and quietly
Division 2 Approved Lockable Disconnect Switch installed
Copper Tube Aluminum Fin coils installed
Non-Fiberglass Foil Faced Insulation with high R Value
Integrated Mounting bracket for easy installation
Division 2 Approved Condenser fan motor installed with Internal overload protection
Copeland Scroll Compressor installed with Overload Protection
Unit Capable of Dehumidification upon Request. (Contact our Sales/Engineering Team for updated Electrical Loads)

Available Options

ADC
Adsil Coated Coils and Copper for Corrosion Protection
B
Meets Group “B” Classification for NEC Codes
CC
Copper/Copper Coils Installed
CRT
Export Crate Included
SD
Smoke Detector Installed in System
CF
Custom Pressurization Filtration Module
HC
Humidity Controls Installed
DSI
System Disconnect Installed
DW
Double Wall—Evaporator Section
EPX
646 Micro Epoxy Coated Metal for Corrosion Protection
HCC
Heresite Coated Coils and Copper for Corrosion Protection
HG
Hot Gas By-Pass Valve Installed
HL
High and Low Pressure Safety Switches Installed
ISV
Refrigeration Isolation Valves
LAC
Low Ambient Controls Installed
LOC
Lock Out Switch Installed
MOD
Custom Modification (See Sales)
PBD
Pressure Blower Isolation Damper
REF
Multiple Refrigerants Available (Contract Sales)
RT
Remote Thermostat
SH4
304 Stainless Steel Housing
SH6
316 Stainless Steel Housing
WC
Water Cooled Condenser Coil
XPR
Explosion Proof Receptacle Installed

Notes

If an option required to meet your specification is not listed, please contact our Sales Engineering Department. We will be happy to work with you to ensure our system fully complies with your specifications.

VACPB1 (60 Hz) Series Vertical Wall Mounted with Pressurization Unit

Division II and Zone II
NFPA 496 Compliant
12,000 to 72,000 BTU/HR Cooling Capacity
Pressurization System Incorporated
60 Hertz Models
CSA Third Party Certified

View Details

PDF Catalog Request Drawings Request a Quote

Standard Features

All Electrical Components UL and/or CSA Certified
Constructed to meet NEC Standards and IEC Equivalent
Controls mounted in Enclosure in rear or System with Single point power and controls connection for easy installation
Durable Baked Enamel Cabinet Construction with multiple construction material options available.
High Efficiency Scroll compressor installed with R410A Refrigerant
Easily serviceable Condenser coil by removing fan shroud
5 Speed EC Evaporator motor installed
Low Ambient Controls Installed
Totally Enclosed Condenser Motor approved for Division 2
Removable condenser fan shroud to allow for easier coil cleaning
High- and Low-Pressure Safety Switches Installed
Twin Blowers to delivery air efficiently and quietly
Division 2 Approved Lockable Disconnect Switch installed
Copper Tube Aluminum Fin coils installed
Non-Fiberglass Foil Faced Insulation with high R Value
Integrated Mounting bracket for easy installation
Division 2 Approved Condenser fan motor installed with Internal overload protection
Copeland Scroll Compressor installed with Overload Protection
Unit Capable of Dehumidification upon Request. (Contact our Sales/Engineering Team for updated Electrical Loads)

Available Options

ADC
Adsil Coated Coils and Copper for Corrosion Protection
B
Meets Group “B” Classification for NEC Codes
CC
Copper/Copper Coils Installed
CRT
Export Crate Included
SD
Smoke Detector Installed in System
CF
Custom Pressurization Filtration Module
HC
Humidity Controls Installed
DSI
System Disconnect Installed
DW
Double Wall—Evaporator Section
EPX
646 Micro Epoxy Coated Metal for Corrosion Protection
HCC
Heresite Coated Coils and Copper for Corrosion Protection
HG
Hot Gas By-Pass Valve Installed
HL
High and Low Pressure Safety Switches Installed
ISV
Refrigeration Isolation Valves
LAC
Low Ambient Controls Installed
LOC
Lock Out Switch Installed
MOD
Custom Modification (See Sales)
PBD
Pressure Blower Isolation Damper
REF
Multiple Refrigerants Available (Contract Sales)
RT
Remote Thermostat
SH4
304 Stainless Steel Housing
SH6
316 Stainless Steel Housing
WC
Water Cooled Condenser Coil
XPR
Explosion Proof Receptacle Installed

Notes

PACPB Series Packaged A/C and Room Pressurization Unit

Division I or II & Zone I or II in Condenser and/or Evaporator
NFPA 496 Compliant
1 to 200 Tons Cooling Capacity
Pressurization System Incorporated
60 & 50 Hertz Models

View Details

PDF Catalog Request Drawings Request a Quote

Standard Features

All Electrical Components UL and/or CSA Certified
Maintenance Friendly General Purpose Control Box Included for A/C
High and Low Pressure Safety Switches Installed
System Shut-down Circuit Provided in Case of Gas or Smoke Detection (Gas Detectors Provided by Others)
R-410 Refrigerant Installed
Non Sparking Condenser Fan Blade
Aluminum Finned Copper Tube Coils
Motors are Easily Accessible for Fast and Easy Maintenance
Powder Coated Steel Cabinet
Unit Fully Tested for Operational Performance and NEC Compliance
Loss of Room Pressure Light Installed

Available Options

B
Meets Group “B” Classification for NEC Codes
CC
Copper/Copper Coils Installed
CRT
Export Crate Included
SD
Smoke Detector Installed in System
CF
Custom Pressurization Filtration Module
HC
Humidity Controls Installed
DSI
System Disconnect Installed
DW
Double Wall—Evaporator Section
EPX
646 Micro Epoxy Coated Metal for Corrosion Protection
HCC
Heresite Coated Coils and Copper for Corrosion Protection
HG
Hot Gas By-Pass Valve Installed
HL
High and Low Pressure Safety Switches Installed
ISV
Refrigeration Isolation Valves
LAC
Low Ambient Controls Installed
LOC
Lock Out Switch Installed (Standard Feature)
MOD
Custom Modification (See Sales)
PBD
Pressure Blower Isolation Damper
RT
Remote Thermostat
SH4
304 Stainless Steel Housing
SH6
316 Stainless Steel Housing
WC
Water Cooled Condenser Coil
XPR
Explosion Proof Receptacle Installed

Notes

VPACPB Series Custom Vertical Wall Mounted Pressurization Unit

Division I or II & Zone II or II in Condenser and/or Evaporator
NFPA 496 Compliant
3 to 35 Tons Cooling Capacity
Pressurization System Incorporated
60 & 50 Hertz Models

View Details

PDF Catalog Request Drawings Request a Quote

Standard Features

All Electrical Components UL and/or CSA Approved
Overload Protection on Motors
Industrial Scroll Compressors with Overload Protection
Easily Accessible Electrical Components for Routine Inspection and Maintenance
All Motors are TEFC for Div. 2 or XP for Div. 1
Non Sparking Condenser Fan Blade
Aluminum Finned Copper Tube Coils
Twin Blowers to Move Air More Quietly
Wall Mount Version Includes Built-in Full Length Mounting Brackets
Motors are Easily Accessible for Fast and Easy Maintenance
Two part 646 Micro Epoxy Coated
Engineering Data Sheets Available with Detailed System Specification
N.E.C. and I.E.C. “Certificate of Conformance” Issued for Hazardous Location
Operation, Maintenance & Installation Manuals Included
Heater Elements are Industrial Fin Tubular Design

Available Options

ADC
Adsil Coated Coils and Copper for Corrosion Protection
B
Meets Group “B” Classification for NEC Codes
CC
Copper/Copper Coils Installed
CRT
Export Crate Included
DSI
System Disconnect Installed
EPX
646 Micro Epoxy Coated Metal for Corrosion Protection
FAD
Fresh Air Intake with Motorized Damper
HCC
Hereisite Coated Coils and Copper for Corrosion Protection
HG
Hot Gas By-Pass Valve Installed
HL
High and Low Pressure Safety Switches Installed
ICP
Control Panel Installed Internally
ISV
Refrigeration Isolation Valves
LAC
Low Ambient Controls Installed
LOC
Lock Out Switch Installed
MOD
Custom Modification (See Sales)
REF
Multiple Refrigerants Available (Contract Sales)
RMC
Remote Control Panel
SH4
304 Stainless Steel Housing
SH6
316 Stainless Steel Housing
WC
Water Cooled Condenser Coil
XPR
Explosion Proof Receptacle Installed

Notes