文档介绍：Oil-free Air Division – Product Launch May 2000 THE NEW GA200-315 TWIN SERIES more buying benefits Oil-free Air Division – Product Launch May 2000 Twin Element Design Rotary screw element 2 x size II long 410 mm active rotor length Benefits: higher built-in pressure ratio yields up to 3% lower SER at high pressure Consequence: lower running cost at higher pressure Oil-free Air Division – Product Launch May 2000 WHAT IS NEW ? Service Factor on Main Drive Motor - for 50 Hz : from to - for 60 Hz : same at increased . Main Drive Motor ABB Motor 50 / 60 Hz IEC Standard Siemens Motor 60 Hz CSA / UL Oil-free Air Division – Product Launch May 2000 NEW GA SIZE II RANGE: % higher FAD Oil-free Air Division – Product Launch May 2000 NEW GA SIZE II RANGE: 5% higher FAD Oil-free Air Division – Product Launch May 2000 COOLER AIR SIDE WARMER AIR SIDE WHAT IS NEW (AIR COOLED) ? Cooling Fan Flow Arrangement from Pushing Fan to Sucking Fan B E N E F I T S : Longer lifetime for lubricating oil Longer cleaning intervals of coolers M E A N S : More efficient cooling Longer change oil intervals Oil-free Air Division – Product Launch May 2000 WHAT IS NEW ? Increased Reliability of FAN Motor (Air Cooled Units) 2 x Fan Motor IP 55 Protection Class F Insulation Greased for Life Hinges for Ease of Maintenance Benefits : Reliability Minimum Maintenance Oil-free Air Division – Product Launch May 2000 air in air out oil out oil in WHAT IS NEW (WATER COOLED) ? Brazed Plate Heat-Exchanger (on Water Cooled Units) no longer tube-in shell design totally integrated air & oil cooler stainless steel plate no gaskets Benefits : Less Maintenance Cost Oil-free Air Division – Product Launch May 2000 WHAT IS NEW ? Ventilation Fan (on Water Cooled Units) - kW Fan BENEFITS: longer lifetime of coupling elements on hot conditions Oil-free Air Division – Product Launch May 2000