Easun Reyrolle Ltd
Indian manufacturer of on-load tap changers (OLTC), substation automation, numerical protection relays, and transformer protective devices.
Product categories
Tap changers (OLTC / DETC) Buchholz relays Monitoring / diagnostic devices
Related components
Company record
| Company | Easun Reyrolle Ltd |
|---|---|
| Role | MANUFACTURER |
| Location | Chennai, Tamil Nadu, India |
| Accessory categories | Tap changers (OLTC / DETC), Buchholz relays, Monitoring / diagnostic devices |
| Product family | Buchholz Relays & Transformer Protection Relays |
| Technology subtypes | Buchholz relay, Numeric protection relay, Tap changer controls |
| Technical standards | IS 3637, EN 50216-2, IEC 60255 |
| Founded | 1947 |
| Primary evidence citation | Easun Reyrolle official technical specifications |
| Source tier | TIER A |
| Provenance | Sourced — not a product certification · Source: official website · checked 10 Sept 2026 |
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