BALDOR
233
Inverter/Vector Motors & Controls
Farm Duty
Motors
Definite Purpose
Motors
Unit Handling
Motors
Brake Motors
200 & 575 Volt
Motors
IEC Frame
Motors
50 Hertz
Motors
Inverter/Vector
Motors & Controls
DC Motors
and Controls
Soft Starters &
Dynamic Brakes
1/2 thru 2 Hp
97-132 VAC
1 Phase - 50/60 Hz
1/2 thru 2 Hp
195-265 VAC
1 Phase - 50/60 Hz
2 thru 3 Hp
195-265 VAC
3 Phase - 50/60 Hz
1 thru 5 Hp
323-529 VAC
3 Phase - 50/60 Hz
Applications:
Variable torque, constant torque or constant horsepower
applications.
New installations, replacements and original equipment
manufacturers (OEM).
Features:
NEMA 4X or open chassis mount standard. Output frequency 0.25
to 120 Hz with peak overload capacity of 150%. Separate accel/decel rates
and controlled reversing.
Series 5
Micro Inverters
Output
RatIngs
Overload Capacity
150% for 120 seconds
Voltage - 3 Phase
0-230 VAC (RMS), 0-460 V AC (RMS)
Control
Spec
Control Method
Sinewave carrier input, PWM output
PWM Frequency
Rated 8.0 kHz
V/Hz Ratio
Factory set for optimum output
Torque Boost
Factory set for 60 Hz motors. Adjustable 6-30% for 50 Hz motors
Adjustable 0-30% max
Current Limit
Adjustable 63 to 188% of rated output
0-200%
Frequency Setting
0-5 VDC, 0-10 VDC with external resistor network, non-isolated input
Accel/Decel
Separate accel/decel rates, 0.3-20 sec for 60 Hz motors
0.3-20 Sec
Combined accel/decel for 50 Hz motors
ProtectIve
FunctIons
Inverter Trip
Over voltage, over current, under voltage, motor overload, output short circuit
Status Indicators
Tricolor LED indicator for status and green LED indicator for power on
Short Circuit
Output phase to phase
AmbIent
CondItIons
Temperature
0-45˚C
0-50°C
Cooling
Convection 1/2 - 2 Hp; Forced Air 3-5 Hp
Convection
Enclosure
Open chassis
NEMA 4X (IP65)
Design Specifications
• PWM output
• Accel/decel rate adjustment
• Controlled reversing
• Adjustable current limit
• I
2
t motor overload protection
• Adjustable slip compensation
• Min/max output
frequency adjustment
• Selectable auto/manual restart
Operator Interface-
Enclosed Units
• Start/Stop command
• NEMA 4X enclosure
• Power on/off
• Rotary speed control
• Fwd/Rev optional
• Auto/Manual optional
Environmental and
Operating Conditions
• Input voltage:
1 phase 115 VAC ±15%,
1 phase 230 VAC ±15%
3 phase 230V ±15%
3 phase 460 ± 15%
• Input frequency
50 or 60Hz ±10%
• Service factor - 1.0
• Duty - continuous
• Humidity - 90% max RH non-condensing
• Altitude - 3300 feet max without derate
• Chassis mount or NEMA 4X enclosure
as standard
Protective Features
• Selectable automatic restart at
momentary power loss
• Power indicator
• Status indicator
• Adjustable time base overload
• Electronic in rush current limiting