# Arteche IRH-3 600 V Current Transformer

> current-transformer - Dry-type indoor/outdoor metering current transformer for low-voltage measurement circuits.

**Voltformer canonical:** https://voltformer.com/product/arteche-irh-3-600-v-current-transformer - markdown version: https://voltformer.com/product/arteche-irh-3-600-v-current-transformer.md

## Overview

- **Brand:** Arteche Group
- **Product family:** IRH low-voltage current transformers
- **Category:** Grid Equipment & Power Quality / instrument-transformers-and-metering

## Manufacturer-stated technical envelope

- **Maximum system voltage:** ≤ 0.6 kV
- **Primary : secondary options:** 300:5 A, 400:5 A, 500:5 A, 600:5 A, 800:5 A, 1000:5 A, 1200:5 A
- **Secondary current:** 5 A
- **Thermal rating factor:** 1.2 @ 30 °C / 1 @ 55 °C
- **Metering accuracy:** 0.6B0.1 / 1.2B0.2; 0.6B0.2 / 1.2B0.5; 0.6B0.5; 0.3B0.1 / 0.6B1.0; 0.3B0.2 / 0.6B1.0; 0.3B0.5 / 0.6B2.0
- **Relay accuracy:** C-10 (selected 800:5 A, 1000:5 A and 1200:5 A catalogue options)

## Standards

- IEEE/ANSI low-voltage instrument transformer family

## Official sources

- https://www.arteche.com/en/irh-3-600-v-current-transformer
- https://www.arteche.com/en/cmis/document/default/60bae871-69e5-48c2-bbf1-170641e3f37f

- **Source scope:** manufacturer-family
- **Last reviewed:** 2026-09-13

Manufacturer portfolio/family source. Confirm the exact order code, guaranteed ratings and project-specific options against the current OEM datasheet before procurement or an SLD study.

The stated values are family or catalogue-option limits. Select the exact order code and verify project-specific duties before procurement or release of an SLD design.