Parker 690+0100/460/CNS | Repair & Stock

690+0100/460/CNS | 100 HP | 460V Variable Frequency Drive

This Parker 690+ VFD is a high-performance industrial drive rated at 100 horsepower. With a chassis enclosure, brake power switch, and system board fitted, it’s ready for high-load applications requiring braking control and full integration capabilities.

• Power Rating: 100 HP (Frame F)
• Input Voltage: 380–460V AC ±10%
• Enclosure: Chassis (IP20)
• Braking: Brake power switch included
• System Board: Installed

🛠️ Frequent VFD Issues We Fix

• 💡 **Overvoltage:** Often triggered by fast deceleration or high line voltage — our diagnostics quickly isolate the issue.
• 🔌 **Undervoltage:** Due to missing phases or brownouts — we repair rectifier circuits and input filters.
• 🔥 **Heatsink Trip:** Caused by inadequate cooling or blocked airflow — we restore cooling and replace thermal protection parts.
• ⚡ **Overcurrent:** Sudden load surges or shorted outputs — we troubleshoot IGBT stages and replace faulty components.
• 🌀 **Stall Detection:** When the motor fails to spin — we adjust boost settings or verify mechanical load balance.
• 🧱 **Brake Faults:** Braking resistor or internal switch overloads — Flexa Systems tests both and replaces damaged parts.
• 📡 **Communication Timeouts:** Timeouts or control card comms failure — we verify settings or repair hardware.
• 🔒 **Safety Torque Off (STO):** Bad STO board? We replace it fast and test it thoroughly.
• 📶 **Speed Feedback Errors:** Feedback >50% discrepancy — we check encoder scaling and wiring.
• ⚙️ **Analog Input Faults:** Misconfigured or shorted input signal circuits — we correct and recalibrate.
• 🔥 **Motor Overtemp:** Thermistor issues or prolonged low-speed use — we inspect all thermal protection systems.
• And 10 more faults… Every issue on your drive’s fault list — we’ve seen it, solved it, and tested it end-to-end.

🔧 Why Trust Flexa Systems?

Flexa Systems doesn’t stop at repairs — we deliver confidence. From 1:1 drive replacements to complex board-level restoration, our team in Texas handles repairs and testing in-house. We also maintain a rotating stock of critical Parker VFDs to reduce your downtime. Fast shipping, sharp troubleshooting, and decades of experience — that’s the Flexa Systems difference.

📌 Important Notes

Please contact us to verify drive compatibility with your equipment. Flexa Systems both sells and repairs Parker 690+ series drives. Pricing may vary depending on condition and configuration.