---
title: "readAttributeRmsVoltagePhaseC(with:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrclusterelectricalmeasurement/readattributermsvoltagephasec(with:)"
---

# readAttributeRmsVoltagePhaseC(with:)

## Declaration

```swift
func readAttributeRmsVoltagePhaseC(with params: MTRReadParams?) -> [String : Any]?
```