Omron 3G3JZ-A2037 SYSDRIVE 3G3JZ Series Inverter

Description

The Omron 3G3JZ-A2037 is a compact, variable frequency AC drive within the SYSDRIVE 3G3JZ series, engineered to provide precise speed regulation for three-phase asynchronous motors. Operating on a 200V class three-phase electrical input, this hardware functions by converting standard line power into a variable-voltage, variable-frequency phase-to-phase sinusoidal PWM output to drive induction motors rated up to 3.7 kW. The inverter utilizes a high-efficiency V/f control strategy with built-in torque compensation to yield a robust starting torque of 150% or greater at lower operating frequencies. Equipped with native RS-485 Modbus serial communication, the unit coordinates directly with host programmable logic controllers like the Omron CP1L series for simple positioning control, automated data monitoring, and network integration inside machine control cabinets.

Features

• Micro-sized variable frequency drive for space-restricted electrical sub-panels.
• Built-in multi-function digital and analog control circuit terminal blocks.
• Embedded RS-485 Modbus RTU communication channel for digital speed profiling and status reporting.
• Torque compensation function supplying 150% output torque at 3 Hz.
• Integrated energy-saving parameter options to maximize electrical motor operating efficiency.
• Simple macro configuration routines suitable for standard industrial applications.
• Protection framework safeguarding against line faults, overcurrent, and output short-circuits.

Applications

• Mechanical transport lines, production conveyors, and localized material handling systems.
• Standard industrial centrifugal pumps, booster stations, and fluid mixing apparatus.
• Exhaust blowers, supply fans, and localized HVAC commercial air-handling equipment.
• Packaging machinery lines, including wrapping machines and small-scale friction feeders.
• Machine-tool spindle control and automated indexing mechanisms.

Technical Specifications

Power Requirements

Output Specifications

Environmental

Mechanical

Installation Guidelines

• Enclosure Orientation: Mount the drive vertically against a flat wall or sub-panel surface within the electrical enclosure. Do not install the unit horizontally or in an inverted plane.
• Thermal Clearances: Maintain prescribed clearance distances from adjacent components or enclosure inner surfaces to allow for proper air circulation from the lower cooling fan up through the upper ventilation vents.
• Wiring Safeguards: Ensure main power supply line lines are completely de-energized and verified via instrumentation for less than 10 minutes prior to opening the front wiring terminal shield block cover.
• Output Isolation Warning: Connect exclusively three-phase induction motor loads to the U/T1, V/T2, and W/T3 power terminals. Never join AC mains supply electricity lines to these output connections, as doing so will cause immediate, severe hardware destruction.
• Control Wiring Integrity: Keep sensitive low-voltage control terminal block lines separate from main power lines or motor feeder wires inside the panel routing channels to suppress electrostatic noise and high-frequency EMI.
• Grounding Connection: Terminate a heavy gauge earth grounding lead directly to the structural grounding bolt. Ensure the overall path resistance measures 100 Ω or less for this 200V class machinery.

FAQ

• What is the maximum electrical motor capacity supported by this module?
• This model is rated to run three-phase motors with a maximum capacity of 3.7 kW.
• What specific voltage supply class does this drive belong to?
• It belongs to the 3-phase 200V class, with an operational input range of 200 to 240 VAC.
• Does this unit support network communication out of the box?
• Yes, it features a native RS-485 port supporting standard Modbus serial protocols.
• What is the environmental index or chassis type of this specific housing?
• It is an Enclosure Type A layout, matching an IP20 minimum rating suitable for panel mounting.
• Can this VFD run on a single-phase 230V input line?
• No, this unit is engineered strictly to handle a 3-phase, 3-wire incoming power supply line.
• What type of motor control logic is utilized by the internal processor?
• It utilizes phase-to-phase sinusoidal PWM modulation using adjustable torque compensation functions.
• How should this product be oriented when installing inside a control panel?
• It must always be installed vertically on a wall or flat sub-panel to allow the internal fans to draw cooling air upward.
• What safety measures are needed for short-circuit line faults?
• A molded case circuit breaker (MCCB) or protective industrial fuses calibrated to the drive ratings must be wired in series with the input power supply lines.
• What happens if AC input power lines are mistakenly wired to the motor output terminals?
• Connecting AC main line power directly to the motor output terminals (U/T1, V/T2, W/T3) will cause terminal hardware damage and destroy the drive internal components.
• What is the physical weight of this model package for logistics purposes?
• The baseline shipping weight of this inverted drive assembly is rated at 3 Kg.