P1000 Bypass

Features

Performance Features

  • VT Ratings:
    • 1-150 HP, 208 VAC
    • 1-500 HP, 480 VAC
  • Overload capacity: 110% for 60 seconds (150% peak)
  • DC injection braking: at start or stop, adjustable, current limited (anti-windmilling)
  • Adjustable accel/decel: 0.1 to 6000 seconds
  • Critical frequency rejection capability: 3 selectable adjustable brands
  • Auto restart after power loss or resettable fault, selectable, programmable
  • Up/down floating point control capability
  • 140% starting torque capability, available from 3 Hz to 60 Hz
  • Remote speed reference (speed command) signal:
    • 0 to 10 VDC (20 KΩ)
    • 4 to 20 mA DC (250Ω)
  • 7 programmable multi-function input terminals (24VDC) providing 60+ programmable features, including:
    • Customer Safeties
    • BAS / Damper Interlock
    • Emergency Override
    • Preset Speed
    • PI control enable / disable
  • 4 programmable multi-function output relays (Form C rated 2 amps @ 250VAC & 30vDC), providing 50+ functions, including:
    • Damper control
    • Hand / Auto status
    • Contactor control for external bypass
    • Over-torque / under-torque detection

Bypass Features

  • Bypass and drive input/output contactors
  • Lockable main input circuit breaker (65KAIC panel rating)
  • Thermal motor overload relay, class 20
  • 115 VAC control transformer, fused
  • Drive H/O/A keypad used for bypass control
  • Damper control circuit with end of travel feedback with two adjustable wait time functions
  • Input fuses
  • Selectable energy savings and harmonic reduction mode
  • No load detection (loss of load) fully monitored in drive and bypass modes

Service Conditions

  • Input voltage: 208 VAC, 480 VAC, -15/+10%
  • Input frequency: 50/60 Hz ± 5%
  • Ambient service temperature: -10°C to 40°C (14°F to 104°F)
  • Ambient storage temperature: -20°C to 70°C (-4°F to 158°F)
  • Humidity: 0% to 95%, non-condensing
  • Altitude: to 1000 meters (3300 feet); higher by de-rating

Design Features

  • Displacement power factor of 0.98 throughout the motor speed range
  • NEC rated input / output amps
  • Built-in real time clock for time and date stamping events along with timer functions for starting, stopping and speed changes without the need for external controls
  • Volt meter, ammeter, kilowatt meter, and heat sink temperature monitoring functions
  • Drive internal PI closed loop control with selectable engineering units
  • Independent PI control for use with external device
  • Differential PI feedback feature
  • Direct or reverse acting speed signal
  • Sleep function in both closed loop and open loop control
  • Feedback signal loss detection and selectable response strategy
  • Feedback signal inverse and square root capability
  • 24 Vdc, 150ma transmitter power supply
  • Input and output terminal status indication
  • Diagnostic fault indication
  • Cooling fan operating hours recorded
  • VFD efficiency: 98% at full-speed; 96% at half-speed
  • "S-curve" soft start / soft stop capability
  • Serial communication loss detection and selectable response strategy
  • Serial communication status
  • 7 preset speeds
  • Built-in BACnet protocol (BTL certified), Modbus/Memobus accessible via RS-422/485 communication, which is standard
  • "Kinetic Energy Braking" (KEB) function stops the motor in up to half the time it would take without this function
  • LCD keypad: Hand/Off/Auto functions
  • Flash upgradeable firmware
  • Customizable monitor display
  • Heat sink over temperature speed fold-back feature
  • "Bumpless" transfer between Hand and Auto modes
  • Emergency override can be used as "smoke purge" function
  • Fan failure detection and selectable drive action

Standards

  • UL 508A (Industrial Control Panels)
  • UL, oUL listed
  • BTL certified

Options

  • Circuit Breaker (100kAIC)
  • Two motor "AND"
  • Two motor "OR"
  • Output Reactor
  • Input Reactor
  • DC Bus Reactor
  • Noise Filter
  • Custom Nameplate
  • EtherNet/IP
  • LonWorks
  • DeviceNet
  • Profibus
  • EtherNet ModBus TCP/IP