Model Number Decoding

• CACR: AC Servo Drive (SERVOPACK)

• SR: VS‑800 speed/position control series

• 15: 1.5 kW rated power

• B: Compatible with B‑series servo motors

• Z: Z‑type encoder interface (legacy dedicated encoder)

• 1: Three‑phase 200 VAC input

• S: Standard I/O terminals

• S: Standard firmware base

• Y367: Custom Y367 firmware (Yasnac CNC‑optimized)

Key Technical Specifications

• Rated Power: 1.5 kW

• Input: Three‑phase 200–230 VAC ±10%/‑15%, 50/60 Hz; control circuit single‑phase 200–230 VAC

• Output: Three‑phase 0–230 VAC; continuous 11.7 A; peak 28 A

• Control Modes: Speed (±10 VDC analog), torque; position (pulse train) optional

• Feedback: Incremental encoder (Z‑interface)

• Speed Regulation: 1:3000 range; load regulation ≤0.01% at rated speed

• Communication: RS‑232C/485, Modbus RTU

• Environment: Operating 0–45°C; storage ‑20–60°C; ≤90% RH (non‑condensing)

• Protection: Overcurrent, overvoltage, undervoltage, overheat, encoder fault, overload

• Weight: Approx. 5.5 kg

• Mounting: Vertical panel mount

Core Features & Advantages

• Y367 Custom Firmware: Tuned for Yasnac CNC systems, with enhanced speed stability and positioning accuracy for precision machining.

• Analog & Pulse Control: Seamless support for ±10 VDC analog speed/torque commands and pulse‑based position control, adapting to legacy CNC and retrofit applications.

• Z‑Encoder Compatibility: Dedicated Z‑type encoder interface ensures reliable feedback with Yaskawa B‑series motors in older installations.

• Robust Industrial Design: Compact, durable construction with comprehensive protection functions, ensuring stable operation in harsh factory environments.

Typical Applications

• Legacy CNC Machine Tools: CNC lathes, milling machines, and machining centers with Yasnac controllers requiring Y367 firmware.

• Precision Automation: Rotary tables, linear positioning stages, and material handling systems with Z‑encoder feedback.

• Retrofit & Replacement: Direct drop‑in replacement for failed VS‑800 drives needing Z‑interface + Y367 custom firmware.

Availability & Warranty

• Original manufacturing discontinued.

• Market supply: Fully tested used units and refurbished products.

• Standard warranty: 6–12 months (refurbished units).

• Cost‑effective solution for maintenance, repair, and spare‑part replacement in legacy automation systems.