Yaskawa CACR-SR15SZ1SS-Y87 Digital Servo Drive
The CACR-SR15SZ1SS-Y87 is a digital AC servo drive of Yaskawa VS-800 series for CNC and industrial automation control systems. It adopts built-in forced air cooling, with 9.9 A continuous current and 28 A short-term peak current. It is equipped with serial encoder interface and Y87 dedicated OEM parameter group, suitable for single-axis and multi-axis automation systems requiring customized operating parameters and stable servo performance.
Description
Model Definition
CACR: AC servo drive (SERVOPACK) product familySR: VS-800 series for speed and position integrated control15: 1.5 kW rated output powerS: Matched with Yaskawa S-series servo motorsZ: Customized hardware for dedicated I/O and feedback circuits1: Single-phase 200 VAC control power supplyS: Serial encoder signal interface for motor feedbackS: Standard base firmwareY87: Dedicated OEM parameter set preconfigured for specific application equipment
Technical Specifications
Electrical Parameters
Main power supply: 3-phase 200–230 V AC, tolerance -15% to +10%, 50/60 HzControl power supply: 1-phase 200–230 V AC, tolerance -15% to +10%, 50/60 HzDC bus voltage: Internal integrated DC bus circuitContinuous output current: 9.9 APeak output current: 28 A for short-time operationOutput frequency range: 0 Hz to 400 HzPower dissipation: Approximately 105 WCompatible motors: Yaskawa S-series servo motors equipped with serial encoders
Mechanical & Environmental Parameters
Cooling method: Built-in forced air cooling with internal fanProtection class: IP20 for the whole unitOperating temperature: 0 °C to +55 °CStorage temperature: -20 °C to +85 °CMaximum installation altitude: 1000 m, 1% performance derating per 100 m above 1000 mVibration resistance: 0.5 g (10–60 Hz), 0.2 g (60–200 Hz)Dimensions (H×W×D): 380 mm × 150 mm × 200 mmWeight: Approximately 5.5 kg
Interface and Communication Configuration
Motor feedback: CN2 9-pin interface supporting Yaskawa serial encoder signalsSystem bus: Internal bus design for signal transmissionMain power interface: R, S, T for main power input, L1, L2 for control power input, U, V, W for motor outputRegenerative interface: P, B terminals for external regenerative resistor connectionControl I/O: CN1 50-pin interface with multiple isolated digital inputs and outputsAnalog interface: ±10 V DC analog command input and speed monitoring outputCommunication: RS232 and RS485 interfaces supporting Modbus RTU protocolDisplay unit: Seven-segment LED display for operating status and alarm codes
Core Functions
Current, speed and position three-loop control ensures stable and high-precision motion performance.Serial encoder interface features strong anti-interference and stable long-distance signal transmission.Y87 preloaded OEM parameters simplify on-site commissioning and keep consistent operating status.Compact vertical structure adapts to standard industrial cabinet installation space.Complete protection against overvoltage, undervoltage, overcurrent, overheating, encoder fault and overload.Supports torque, speed and position control modes to meet various working conditions.Mature modular structure facilitates daily maintenance and routine inspection.
Application Scenarios
Legacy CNC lathes, milling machines and machining centers with serial encoder servo systemsSpecial machine tools and production lines with Y87 parameter matching requirementsRotary tables, material handling and general industrial conveying equipmentVS-800 series servo system replacement and production line renovation projectsAutomation equipment with high requirements for signal stability and anti-interference performance
Usage and Maintenance
Maintain smooth air circulation inside the cabinet to guarantee heat dissipation effect.Keep ambient temperature within the standard range to prevent performance decline.Complete wiring of power, feedback, control and communication circuits before power-on.Verify motor type and encoder specification to match the drive configuration.Clean heat dissipation components and air passages every six months, and inspect terminal connections regularly.Calibrate control loops, feedback signals and communication status once a year to maintain long-term stable operation.
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