Ratings: 350 to 1500 HP at 460 VAC,                350 to 1500 HP at 600 VAC
	Overload capacity:
	150% for 60 sec (200% peak)
	Starting torque: 150%
	Electronic reversing
	Adjustable accel/decel: 0.1 to 6000 sec
	Controlled speed range:                                         (1) 40:1,                                         (2) 100:1,                                         (3) 1000:1
	Drive efficiency: 96 to 98%
	Displacement power factor: 0.98
	Output frequency: 0.1 to 150 Hz
	Jog forward and reverse
	Power loss ride-thru: 2 sec
	Inertia ride-thru
	Selectable auto restart after momentary power loss
	Programmable auto restart (0 to 10 attempts) on resettable fault
	Critical frequency rejection:
	3 selectable, adjustable bands

	DC bus CHARGE indicator
	Optically-Isolated controls
	Phase-to-phase / phase-to-neutral short circuit protection
	Ground fault protection
	Electronic motor overload (UL)/(NEC)
	Current and torque limit
	Overtorque/undertorque detection
	Fault circuit: overcurrent, overvoltage, and overtemperature
	Input/output phase loss

	32-bit logic, including 16-bit DSP
	Carrier frequency to 2 kHz
	Alpha-numeric operator, removable, 2 lines x 16 character
	24 VDC control logic
	Programmable outputs. One form A and two open collector
	Timer function
	RS-232 communication port
	9 Multi-speed settings
	Remote speed reference:         -10 to +10 VDC (20K ohms) or          4 to 20 mA (250 ohms)
	Setpoint (PID) control
	Signal follower: bias and gain
	Analog monitor output: -10 to +10 VDC proportional to output parameters
	DC bus reactor:
	Dual motor parameter sets
	Auto-tune to motor characteristics
	Common bus capability
	Programmable external faults : Oty 6
	Run and fault contacts (1 A)
	Up / down / hold reference
	NEMA 1 enclosed
	MTBF: exceeds 28 years
	Output reactor (parallel output sections only)

	Speed resolution:              0.01% with digital reference              0.1% with analog reference
	Speed regulation: (15  to 35 C)              (2) 0.1% with digital reference              (3) 0.01% with digital reference              (3) 0.1% analog reference
	(3) Encoder response: 300kHz
	(3) Optional PG card, A/B/Z ph line driver,+5 or +12v
	(3) Stall torque: to 150% at zero speed for 1 minute, 100% continuous

	DC injection braking: ramp or coast to stop, adj. current limited to 60% motor rating
	Frequency resolution:           0.01 Hz with digital reference           0.06 Hz with analog reference
	Frequency regulation (15  to 35 C): 0.01 % with digital ref ; 0.1 % with analog ref
	Torque boost: full range, auto
	Current limited stall prevention during accel, decel and run
	Synchronized start into rotating motor via speed search
	V/Hz ratio: 15 preset; 1 infinitely-adj.
	Slip compensation

	Ambient service temperature: -10 C to 40 C (104 F) NEMA 1
	Humidity: to 95% non-condensing
	Altitude: to 3300 ft, higher by derating
	Inputvoltage: +10%/-15%, 380 to 460 VAC, 500 to 600 VAC
	3-phase sequence insensitive
	UL listed-, cUL listed; IEC: 146A

	Remote operator stations
	Pressure to electrical transducer
	Input circuit breaker, disconnect, fuses,
	NEMA 12 enclosures
	RS-485 communication port
	Isolation transformer
	Analog monitor, precision
	Digital or pulse monitor output
	Two additional form C contacts
	Dynamic braking
	12 pulse transformers
	Upload/download software
	Serial communications         Industrial: Modbus, DeviceNet, Profibus and others         Commercial: Johnson Control / Metasys, Landis and Staefa