8702

Several digital active power setpoints are available

SMA · SUNNY CENTRAL 500CP XT / 630CP XT Solar Inverter

What does 8702 mean?

Multiple digital active power setpoints are being received by the inverter simultaneously. This indicates a conflict in control signals and the inverter cannot determine which setpoint to use. This is a warning that does not affect inverter behavior immediately.

Common Causes

  • Multiple external sources attempting to control active power simultaneously.
  • Incorrect wiring or configuration of digital inputs.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Identify and resolve the conflict in digital active power setpoint sources.

  2. 2

    Review the wiring and configuration of digital inputs for active power control.

Browse all codes in this manual (29)
Verified technical data. Last updated: March 2026

Related Faults

Source: SMA SUNNY CENTRAL 500CP XT / 630CP XT Solar Inverter
SMA Error 8702: Several digital active power setpoints are available — Troubleshooting Guide | ErrorLib