Product Specification – CACR-SR02AZ1SR-Y2

1. General Information

• Manufacturer: Yaskawa Electric Corporation

• Part Number: CACR-SR02AZ1SR-Y2

• Product Type: Digital AC Servo Drive (SERVOPACK) / CNC Axis Control Card

• Product Series: Yaskawa CACR-SR (VS-800) Legacy Servo Series

• Rated Power: 0.2 kW (200W)

• Voltage Class: 200 VAC Three-Phase

• Protection Class: IP20

• Mounting Style: Rack-Mount / PCB Card Type

• Product Form: Specialized OEM Servo Controller for Yasnac CNC Systems

• Product Status: Legacy/Discontinued, custom OEM variant

2. Product Overview

3. Model Number Decoding

• CACR: AC Servo SERVOPACK

• SR: Speed & Position Regulation type

• 02: Rated output power: 0.2 kW

• A: Compatible motor series specification

• Z: Specialized CNC control board hardware version

• 1: Control interface & signal input version

• S: Rack-mount / PCB card module form factor

• R: Standard industrial hardware revision

• Y2: Custom OEM modification code (Factory-defined hardware/firmware adjustments)

4. Technical Specifications

4.1 Electrical Parameters

• Main Circuit Input: 3-phase 200–230 VAC, ±15%, 50/60 Hz

• Control Circuit Input: Single-phase 200–230 VAC

• Rated Output Power: 0.2 kW

• Rated Continuous Output Current: 1.2 Arms

• Peak Output Current: 3.6 Arms (short-time overload capacity)

• Control Method: IGBT PWM sine-wave modulation

4.2 Control Performance

• Control Modes: Speed control, Position control, Torque control

• Speed Regulation Range: 1:3000

• Speed Regulation Accuracy:

  • Load variation: ±0.01% (at rated speed)

  • Temperature variation: ±0.5%

• Response Bandwidth: Up to 400 Hz

• Command Inputs:

  • Speed/Torque Command: Analog ±10 VDC

  • Position Command: Differential pulse train input (A/B phase)

4.3 Encoder Feedback

• Compatible Encoder: Incremental optical encoder

• Feedback Signal: A, B, Z differential signals

• Transmission: Differential line-driver for high noise immunity

4.4 Protection & Diagnostic Functions

• Overcurrent protection

• Overvoltage / Undervoltage protection

• Electronic thermal overload protection

• Overtemperature protection

• Motor stall/lock protection

• Encoder signal fault detection

• Emergency stop input & safety interlock

• LED fault code display for quick troubleshooting

4.5 Environmental Conditions

• Operating Temperature: 0 °C ~ +45 °C

• Storage Temperature: -20 °C ~ +65 °C

• Relative Humidity: 5% ~ 85% RH, non-condensing

• Vibration Resistance: 0.5 g (10 Hz ~ 60 Hz)

• Cooling Method: Natural convection cooling

4.6 Interface & Physical Characteristics

• Form Factor: PCB card / Rack-mount module (for CNC rack chassis)

• Connectors:

  • CN1: Control I/O connector (for CNC controller signals)

  • CN2: Motor encoder feedback connector

  • Power Terminals: 3-phase AC input (R/S/T) and motor output (U/V/W)

• Indicators: Power LED, Run status LED, Fault code LEDs

5. Key Features

• Specialized Rack-Mount PCB Design: Engineered exclusively for installation in Yasnac CNC rack systems.

• High-Precision CNC Axis Control: Optimized for ultra-accurate positioning and contouring in CNC machine tools.

• AZ1SR-Specific Hardware: Custom control board and I/O logic tailored for seamless integration with legacy Yasnac controllers.

• -Y2 OEM Customization: Factory-calibrated parameters and interface settings for direct plug-and-play compatibility.

• Comprehensive Protection Suite: Built-in safeguards to protect drive, motor, and machinery from operational faults.

• Robust Industrial Construction: Designed for reliable long-term operation in demanding automation environments.

• Direct Compatibility: Fully matched for Yaskawa 0.2 kW AC servo motors in CNC applications.

6. Typical Applications

• Yasnac CNC System Axis Control (Lathes, Milling Machines, Machining Centers)

• Legacy CNC machine tool servo axis replacement

• Precision automation machinery requiring rack-mounted servo control

• Retrofit and maintenance of original OEM CNC equipment

• Specialized industrial automation with integrated PCB-based motion control

7. Compatibility & Replacement Notes

• Matched Motor: Yaskawa 0.2 kW AC servo motor (corresponding to the 'A' series specification)

• Compatibility: Exclusively designed for Yasnac CNC systems utilizing rack-mounted servo modules.

• Replacement: The -Y2 suffix indicates a critical OEM-specific modification. Direct replacement requires an identical CACR-SR02AZ1SR-Y2 unit to ensure full functional compatibility. Standard models (e.g., AY1SR, AD1FR variants) or other Y-suffix versions are not interchangeable.

• Parameter Setting: Configuration is typically managed via the host Yasnac CNC controller or dedicated setup software.