The 994-100 Series Air Dryer System is no longer available as a new item. Graham-White continues to offer service parts, R&R service, and Overhaul service for the 100 Series. The 500 Series is now offered in place of the 100 Series when a new assembly is required.
Technical Specifications
| Operation | twin tower, pressure swing regeneration, 65 second cycle per tower (48 sec, 17-second repressurization) - one complete cycle each 2 min 10 sec |
| Desiccant Material | Activated alumina in bags |
| Inlet Flow | 100 SCFM (2826 l/min) Nominal |
| Pressure | Maximum system pressure, 150 psig (10.0 bar) Temperature: -40° F to +160° F (-40° C to + 70° C) with optional heaters |
| Purge Saver | Manage and Maximize purge air during regeneration |
| Pressure Drop | 5 psig max (less coalescer) at 100 SCFM, 100 psig and 105F |
| Coalescer Filtration Rating | 99.9% efficiency @ 0.3 micron |
| Operating Voltage | 45 to 138 VDC (other ranges available upon request) |
| Current | 0.5 A max @ 74 VDC/10 A max @ 74 VDC w/heaters |
| Electrical Connections | Quick Disconnect |
| Exposure | Resistant to direct water spray and damage from flying debris |
| Shock | 10g Vertical, Transverse, and Longitudinal |
| Vibration | GETS 84A204793 Rev. 0 - Profile Figure 5 |
| Fatigue | NFPA T2.6.1-1974, cyclical category 3/90 @ 140 psig |
| EMI/Electrical Protection | GETS 41A296300AD rev. B "Reliability and Qualification Specification for Electronic Equipment" |
| Size | (29"(736.6mm)W) x (24.22"(615.19)H) and (16.5"(419 mm)(L). |
| Weight | 155 lbs. (45 kg) Approximately - Dryer only; 75 lbs. (34 kg) - mounting bracket only |
| Options | * Muffler for exhaust valve |
Illustration may not depict actual product specifications.
