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 Select Your Hazardous Area Classification
Area classifications are used to define the explosive or ignitable substances that are present in the atmosphere.
| Gas |
Class I or Zone 1 |
| Dust |
Class II or Zone 21 or 22 |
| Gas and Dust |
Class I/II or Zone 1/Zone 21 or 22 |
| General Purpose |
For positive pressurization, non-hazardous locations only |
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 Select Your Division/Zone of the Area
Divisions and Zones are used to define the degree of hazard by determining the explosive or ignitable substance's expected concentration in the atmosphere.
| Division 1 |
Contains substances under normal conditions |
| Division 2 |
Contains substances under abnormal conditions |
| Zone 1 |
Gas, contains substances under normal conditions (intermittently) |
| Zone 2 |
Gas, contains substances under normal conditions |
| Zone 21 |
Dust, contains substances under normal conditions (intermittently) |
| Zone 22 |
Dust, contains substances under normal conditions |
| Zone 1 & Zone 21 |
Gas and Dust under normal conditions (intermittently) |
| Zone 2 & Zone 22 |
Gas and Dust under normal conditions |
| General Purpose |
Positive pressurization, non-hazardous locations only |
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 Select the Equipment Rating Inside Your Enclosure
This is the rating of the products that you want to protect from the environment in Step 2. It is the environment within the enclosure.
| Division 2 |
All equipment is Division 2 Certified |
| Zone 2 |
All equipment is Zone 2 Certified |
| Zone 22 |
All equipment is Zone 22 Certified |
| Zone 1 & Zone 21 |
All equipment is Zone 1 and Zone 21 Certified |
| General Purpose |
Non-classified, non-certified equipment is included in the enclosure |
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 Select the Group Outside Your Enclosure
Groups are used to define substances by rating their explosive or ignitable nature, in relation to other known substances.
| A-D |
North American Designation for Groups: Acetylene, Hydrogen, Ethylene & Propane |
| C-D |
North American Designation for Groups: Ethylene & Propane |
| F-G |
North American Designation for Groups: Coal Dust & Grain Dust |
| E-G |
North American Designation for Groups: Metal Dust, Coal Dust & Grain Dust |
| IIC |
IEC Gas Group Equivalent for Acetylene |
| IIB + H2 |
IEC Gas Group Equivalent for Hydrogen |
| III |
IEC Dust & Fibers |
| A-G IIC III |
Inclusive of A-G, IIC and III |
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 Select Your Enclosure Volume
Enclosure volume is the free space within the enclosure. Volume = width x depth x height (V=WxDxH).
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 Select Model
Following is a short list of models which are included in the configuration program. Generally 1000 series units are USA only (UL and FM certified) and 3000 and 6000 series are international units carrying a ATEX and/or IEC certification.
| 1001A-CI |
Type Y/Z, Manual Purge, Gas Only, UL and FM Certified |
| 3003 |
Type Y/Z, Manual Purge, Gas Only, UL, FM and ATEX Certified |
| 3004 |
Type Y/Z, Manual Purge, Gas Only, UL, FM and ATEX Certified |
| 6000 |
Type X, Fully Automatic, Gas & Dust, UL, FM and ATEX Certified |
| 1001A-CII |
Type Y/Z, Manual Purge, Dust Only, UL and FM Certified |
| 1001B-CII |
Type Y/Z, Manual Purge, Dust Only, UL and FM Certified |
| 1001C-CII |
Type Y/Z, Manual Purge, Dust Only, UL and FM Certified |
| 10E-WRR |
Positive Pressure, General Purpose, Non-hazardous Locations |
| 10E-WVT |
Positive Pressure, General Purpose, Non-hazardous Locations |
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 Select Your Pressure Switch
According to standards, there must be a visual or audible operation alarm in the area should pressurization fail. If this alarm is not already included in the hazardous area, Pepperl+Fuchs purge and pressurization systems are available with this capability.
| Less Pressure Switch |
LPS, no low pressure alarm contact with panel |
| With Pressure Switch |
WPS, low pressure alarm for gas groups C-G |
| With Pressure Switch |
WPSA, low pressure alarm for groups A-G plus ATEX [pz] applications |
| General Purpose Switch |
GPS, Non-hazardous locations only |
| No Switch |
NS, No switch required |
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 Select Your Operating Power Voltage
On units requiring AC or DC power (6000 and 2000 series) or on units where you choose an ATEX approved pressure switch (WPSA), select the operating voltage appropriate for your situation.
24 VDC
120 VAC
240 VAC
90-255 VAC
20-30 VDC
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 Select Your Mounting Configuration
Select the orientation which you would like to mount your purge system to the enclosure.
| BM |
Bottom Mount |
| FM |
Front Mount |
| LH |
Left Hand Mount |
| PM |
Panel Mount |
| RH |
Right Hand Mount |
| TM |
Top Mount |
| UM |
Universal Mount |
| WM |
Wall Mount |
| CK |
Component Kit Modular Mount |
| HMB |
Horizontal Bottom Mount |
| HPM |
Horizontal Top Mount |
| VML |
Vertical Left Mount |
| VMR |
Vertical Right Mount |
| VPM |
Vertical Panel Mount |
| HMT |
Horizontal Top Mount |
| WH |
Stainless Steel Housing Universal Mount |
| XD |
With Stainless Steel Housing and Exd Couplers |
| XE |
With Stainless Steel Housing and Exe Terminal Housing |
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 Do You Use a Vortex Cooler?
An enclosure pressure gauge suitable for operation in the additional pressure created by the vortex cooler. The purge panel is supplied with a 0-5 inch water column gauge to support the increased pressure within the enclosure.
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 Select Your Vent Configuration
The 6000 series uses a vent that can be mounted in any orientation. For all other vents correct orientation is required to assure operation and so in all cases, these vents must be operated upright.
| EPV...00 |
For top mount |
| EPV...90 |
For side mount, includes an elbow for mounting in 90 degree orientation |
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 Do You Want an Enclosure Kit?
An enclosure connection kit (ECK) is available for select 1000 series purge systems. It includes stainless steel tubing, bulkhead connectors and a screw kit to mount the purge unit to the enclosure. The 6000 series (only WH mounting configurations) also includes an enclosure connection kit complete with attachment screws, tubing and bulkhead connectors.
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