Vacuum Package Three oil‐less rotary claw type vacuum pumps with inlet filter and isolation valve for each ASME coded vacuum receiver with bypass and manual drain Triplex control panel with automatic lead/lag controls All components completely pre‐piped and pre‐wired to single point service connections (per module) Vibration isolation mountings Liquid tight conduit, fittings and junction boxes for all control and power wiring All interconnecting piping and wiring is completed and operationally tested prior to shipment (per module) Vacuum Pump Oil‐less rotary claw pump Direct‐driven through a shaft coupling Air‐cooled End (ultimate) vacuum = 28" Hg Dry‐running, with two claw‐type, non‐contacting rotors Sealing fluid not required Virtually maintenance‐free operation High discharge temperature switch Oil change required at approximately 5,000 operating hour intervals in the gearbox only Built‐in, anti‐suck‐back valve mounted at the pump inlet 2 micron inlet filter for removal of particulates Vacuum Motor NEMA rated C‐face TEFC 208 or 230/460V 3‐phase Vibration Isolation System Vacuum and motor ‐ fully isolated from the package base by means of a four‐point, heavy duty, isolation system Minimum of 95% isolation efficiency Optional seismically restrained isolators at an additional cost Intake/Discharge Piping Vacuum pumps are connected per module Inlet check valve on each pump Inlet isolation valve on each pump Flexible connectors between pumps and manifold Flexible connectors for inlet and discharge connections Discharge flex connection shipped loose Vacuum Receiver Vertical orientation with integrally mounted 3‐valve bypass and manual drain ASME Code stamped National Board Certified Rated for a minimum 200 PSIG design pressure Vacuum gauge Manual drain System Health Monitoring and Trending of key components to provide notification of potential issue with the Health of the System Vacuum monitoring Current monitoring for each motor Ambient Temperature monitoring Trending of pumps running Control System Mounted and wired triplex control system NEMA 12 and UL 508A labeled 75Lv only: Variable frequency drive to control one pump at a time Automatic lead/lag sequencing Circuit breakers 75L: One for each motor with external operators 75Lv: One external disconnect, but internally one for VFD and one for each motor Full voltage motor starters with overload protection 120V control circuit transformers for each motor circuit Visual and audible reserve unit alarm with isolated contacts for remote alarm Hand‐off‐auto selector switches for reliable back‐up Automatic alternation of compressors based on a first‐on/first‐off principle with provisions for simultaneous operation Automatic activation of reserve unit if required Visual and audible alarm indication for high discharge air temperature shutdown with isolated contacts for remote alarm SIGNAL 1™ – touch screen gateway Standard Screen Displays + Air level/Runtime + Replacement parts + Alarm history + Troubleshooting guidelines + Service Indicator + Historical trending of system status + Maintenance Schedule + System Health 7” Wide TFT Graphic Touch Screen with Motion Actuated Backlit LED and Bright 65,536 (16‐bit) Colors Downloadable Trend Information via USB Host Port or Network Device 128MB Flash Memory, 64MB DRAM Built‐in Ethernet Port 10/100 Base‐T (RJ45) Supports over 100 Communication Protocols including Ethernet IP, and Modbus TCP/IP Built‐in VNC server allowing remote monitoring of live graphics through standard browser, smart phones & mobile devices Share data between HMI and Building Management systems Automatic Purge Control Each pump intake is equipped with an automatic purge valve and automatic isolation valve Minimum run and purge cycle are controlled via SIGNAL 1 purge control function Selection of automatic purge, manual purge, or purge off 15 minute purge cycle per pump Can be set to exit purge if vacuum falls below a setting
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