Meets or Exceeds
Your Specifications
GX7 Specifications
Standard Specifications
Item
Voltage Class
600 VAC
Maximum HP
500 HP
600 HP
700 HP
800 HP
Drive Rating (A)
481 A
601 A
698 A
770 A
Dimensions
95”H x 32”W x 30.5”D
Power Requirements
Output Frequency
0 to 299 Hz
Control Power
DC Bus Control Power
Tolerance
Voltage: ±10%; Frequency: ±2%
Control Specifications
Control Method
Sine Wave PWM System; Flux Field Current Vector Control
V/Hz Control
Constant Torque, Variable Torque, Open-Loop Vector, Auto or Manual Torque Boost, 5-Point V/Hz Custom Curves
Overload Rating
130% for 120 Seconds; 110% Continuous
Frequency Setting
Rotary Encoder Integrated into EOI, 0 to 10 V, ±10 V, 4 to 20 mA, Binary Input, Motorized Potentiometer Input
Frequency Precision
Analog Input: ±0.2% of Maximum Output Frequency; Digital Input: ±0.01% of Maximum Output Frequency
Frequency Resolution
Panel Operation: 0.01 Hz; Analog Input 10 to 12-Bit A to D Converter: 0.1 Hz
Acceleration / Deceleration
0.1 to 6000 Seconds
Speed Regulation
Up to 0.1%; 60:1 Speed Range
Torque Setting
±250% of the Rated Torque
Set Point Control (PID)
Proportional Gain, Integral Gain, Feedback Settings Upper/Lower Deviation Limits, Feedback Source Delay Filter, Feedback Settings
Differential Gain
Analog Inputs
Four Programmable: (1) 4 to 20 mA, (1) 0 to 10 V, (1) -10 to +10 V, (1) 1 to 10kΩ Potentiometer Connection
Analog Outputs
Two Programmable to 31 Functions
Discrete Inputs
Eight Programmable to 67 Functions; Expandable to N-Value
Output Contacts
Three Output Terminals, Programmable to 52 Functions; Form C Contacts Rated 250 V AC, Two Amps Inductive
Signal Isolation
Available Three-Channel Signal Isolation for AM/FM Outputs and II Terminal Input, Rated at 750 V
Power Terminals
Input (L1, L2, L3) Output (T1, T2, T3) DCL (PO, PA), DBR (PA, PB), DCBUS (PA, PC)
Control Board
Communication Ports
RS232/485 and TTL Ports Standard
Data Transmission
Profibus, DeviceNet, Modbus RTU, , Metasys, Ethernet (Some Devices are External)
Main Protective
Functions
Current Limit, Overcurrent, Overvoltage, Undervoltage, Load-Side Short Circuit, Load-Side Ground Fault, Armature Short; Overtorque,
ASD Overload, Motor Overload, Heatsink Overheat, Open Output Phase, Loss of Feedback, CPU Error, Communications Error
Soft Stall
Automatic Load Reduction Control During Overload
Retry
Can Automatically Clear Fault Upon Trip; Programmable to 10 Tries with up to 10 Seconds Between Tries
Restart
Restart into a Rotating Motor
Interface
LCD/EOI (Liquid Crystal
Display/Electronic
Operator Interface)
Backlit LCD Display; Ability to Display Multiple Parameters on One Screen; Keypad may be Operated from External Power Source;
Software is Flash Upgradeable; Includes Multi-Function Rotary Encoder
LED Indicators
Run (Red)/Stop (Green), Remote/Local (Green), DC Bus Charge Indication (Red)
Keys
Local/Remote, Monitor/Program, Run, Enter, ESC, Stop/Reset, Up, Down
Monitoring
Main Display Shows Two Monitored Items Continuously, or Scrolls Up to 40 Items
Selectable Display Units
User-Selectable and Configurable along with Scaling Factor Multiplier; Voltage Display Selectable: Volts or %;
Current Display Selectable: Amps or %.
EOI Communication Ports
RS232/485 and TTL Ports Standard
Remote-Mount Display
Remote Mountable Up to 1000 Feet
Construction
Enclosure
NEMA 1, IP20, Gasketed and Filtered
Panel Construction
Free-Standing, Front-Maintenance Type, Top or Bottom Access for Motor and Power Cables
Cooling
Forced-Air Cooled Top-Mounted Fans may be Removed During Shipment or Installation
Color
ANSI-61 Gray
Ambient Conditions
Ambient Temperature
-10 to 40°C (-14 to 104°F)
Humidity
Max. 95% (Non-Condensing)
Altitude
1000 Meters (3300 Feet) Above Sea Level or Less
Installation
Indoor, No Direct Sunlight, Protect from Corrosive Gases and/or Explosive Gases
Standards
Electrical Compliance
NEC, ANSI
