Automatic Lead-Lag Switching - Cycles 2, 3 or 4 compressor/vacuum systems to equally share plant air requirements. Alternates Lead Compressor function between compressors on the clock. Delay is field adjustable between 10min - 7 Days. Lag compressor starts on pressure deterioration due to high air demand and idles to stop when satisfied. Includes manual override to “lock” any compressor in lead mode.
Emergency shutdown for each compressor. Adapts to LOP, LOL or HAT.
Remote Signal for Emergency Shutdown - Sends remote shutdown signal (24VDC 40ma) to control room console, low voltage relay, etc.
Power required 115v. Existing starters require 115v coils.
NEMA 4 Option available. NEMA 12 standard.
Approximate Enclosure Sizes: ADSE-2: 12” x 12” x 6”; ADSE-3 & ADSE-4: 17” x 15” x 9”
Timed Tank Drain
Emergency Shutdown for low oil pressure, low oil level or high air temperature
Low Oil Pressure Shutdown Switch
Remote Signal for Emergency Shutdown
NEMA 4 Enclosure (NEMA 12 is standard)
Daytimer - Programmable timer to shut down machine selectively nights or weekends. Requires a 12 x 12 enclosure.