China OMRON CK3A series Direct PWM Amplifier CK3A-G305L Manufacturers, Products

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China OMRON CK3A series Direct PWM Amplifier CK3A-G305L Manufacturers, Products

The OMRON CK3A PWM Amplifier Series is a collection of direct PWM amplifiers that are notable for their low - latency performance and great flexibility.

These amplifiers can be directly controlled by the controller and are engineered to be linked with a diverse array of motors and encoders. The supported motor types include AC/DC synchronous brushless motors (both rotary and linear varieties), DC brushed motors like voice coil actuators, and AC asynchronous induction motors.

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Product Description

Product Overview

The CK3A series direct digital PWM amplifiers, when used in conjunction with PMAC controllers, provide a powerful and integrated solution for industrial linear and servo motor applications, meeting the exceptional performance requirements of multiple key parameters. This combination is specifically designed to satisfy demanding application requirements, enabling ultra-precise shaft synchronisation, nanometre-level positioning accuracy, smooth velocity profiles, rapid response to external device events, high-precision contour tracking, and fast movement with stable capability.

The CK3A series exhibits outstanding versatility, supporting multiple motor types—including brushless motors (rotary or linear), voice coil motors, and asynchronous induction motors—and remains compatible with any encoder when used with PMAC controllers. Beyond its high-performance characteristics, the series incorporates simplified maintenance features to enhance operational efficiency. Regarding power supply configuration, it accommodates 48VDC, 100VDC, or mains power up to 240VAC, offering flexibility for diverse industrial power environments.

Key Technical Advantages

Nanoscale Linear Servo Positioning High PWM Frequency (up to 20 kHz) 16-bit ADCs Current Sensing Dual STO Inputs & Status Output Dual 7-Segment LED Status Display

Model Classifications

CK3A - G305L

Rated Current: 5A
Power Supply: 1-phase 48V DC, 3-phase 240VAC, and 1-phase 110 to 240VAC.

CK3A - G310L

Rated Current: 10A
Power Supply: 3-phase 240VAC and 1-phase 110 to 240VAC.

CK3A - G320L

Rated Current: 20A
Power Supply: 3-phase 240VAC, 1-phase 240VAC, and 1-phase 100VDC.

Specifications

Item	Specification
Dimensions	212.5mm × 65.0mm × 180.0mm
Weight	1.81kg
Mounting Method	Panel Mount
Protection Class	IP20 (when embedded in IP54 panel)
Grounding	Class D grounding for 200V class, 100 Ω or less
Vibration Resistance	10 to 60Hz, acceleration 5.88m/s² or less
Mounting Screw Tightening Torque	1.2 N·m
Logic Power Supply Voltage	24VDC (allowable range 22.0-26.4VDC)
Logic Power Supply Current Consumption	1.5A
Logic Power Supply Inrush Current	2.5A
Logic Power Supply Inrush Time	5ms
Main Circuit Three-Phase AC Voltage	240VAC ± 5%, frequency 50/60Hz, rated current 6 Arms
Main Circuit Single-Phase AC Voltage	240VAC ± 5% or 110VAC ± 5%, frequency 50/60Hz, rated current 10.5 Arms each
Main Circuit Single-Phase DC Voltage	48VDC (allowable range 44-60VDC) - 100VDC ± 10%, rated current 6A - 19A
Output Rated Current	5A rms
Maximum (Peak) Current	10A rms
Maximum Rated Power (Three-Phase AC)	1195W
Maximum Rated Power (Single-Phase 240VAC)	1195W
Maximum Rated Power (Single-Phase 110VAC)	550W
Maximum Rated Power (Single-Phase DC)	195W
Peak Current Duration	2 seconds
PWM Interface Current Feedback Resolution	16-bit
Maximum Current ADC Reading	15.735A
Minimum PWM Dead Time	2 μs
PWM Frequency	8 to 20kHz
Built-in Shunt Resistor	25 Ω, 30W
External Shunt Resistor	20 Ω, 60W
Operating Ambient Temperature	0 to 55 °C
Operating Ambient Humidity	10% to 90%RH (no condensation or icing)
Storage Ambient Temperature	-25 to 70 °C
Storage Ambient Humidity	10% to 90%RH (no condensation or icing)
Maximum Operating Altitude	2000 meters

Delivery Information

Packaging & Weight Parameters

Dimensions: 212.5mm × 65.0mm × 180.0mm
Weight: 1.81kg
Battery Status: Without battery (Safe for general freight)

Shipping & Logistics

Delivery information typically includes delivery times, shipping methods, packaging, etc., which may vary depending on the seller and the location of purchase.

Manuals & Resources

CK3A series Direct PWM Amplifier CK3A-G305L manual.pdf

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CK3A series Direct PWM Amplifier CK3A-G305L Datasheet.pdf

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Frequently Asked Questions (FAQ)

What motor types does the CK3A series amplifier support?

The CK3A series exhibits outstanding versatility, supporting multiple motor types including brushless motors (rotary or linear), voice coil motors, and asynchronous induction motors. It is also compatible with any encoder when used in combination with PMAC controllers.

What are the power supply configurations for the CK3A-G305L model?

The CK3A-G305L model is designed to support a 1-phase 48V DC power supply, along with 3-phase 240VAC and 1-phase 110 to 240VAC power sources.

What level of servo positioning accuracy can the CK3A series achieve?

When paired with PMAC controllers, the CK3A series direct digital PWM amplifiers can achieve nanoscale linear servo positioning accuracy with stable capabilities and rapid responses.

What is the protection class rating of the CK3A amplifier?

The amplifier features an IP20 protection class. This applies when the device is embedded inside an IP54-rated panel.

Does the CK3A series require a built-in battery for shipping?

No, the CK3A series operates without a battery, meaning there are no battery-specific shipping constraints.

What resolution is utilized for current sensing in the CK3A series?

The CK3A series utilizes high-resolution 16-bit ADCs (Analog-to-Digital Converters) for current sensing, providing a high-speed current ADC clocking of up to 6.125 MHz.