OPTIPRO FAULT SIGNALLING CONTACT 1NC – Indoasian
₹1,470.00 Excl. GST
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Sourced through authorised channels, the Indoasian 811581 circuit breaker accessory delivers dependable performance for reliable circuit protection and isolation. myelectric.in stocks the OPTIPRO FAULT SIGNALLING CONTACT 1NC for contractors, panel builders, and project buyers — buy online with GST invoice, or request a bulk quote for domestic supply and export to UAE, Singapore, UK, USA, Sri Lanka and more.
📋 Technical Specifications
| Parameter | Value |
|---|---|
| Brand | Indoasian |
| Part Number / SKU | 811581 |
| Category | Circuit Breaker Accessory |
| Contact Configuration | 1 NC (Normally Closed) |
| Standard | IEC 60947 (tested as part of the parent device certification) |
| Certifications | BIS certified (ISI mark) |
⚡ Key Features
- Genuine Indoasian OEM accessory — manufactured to the same specification and tested to the same standards as the parent device; ensures mechanical and electrical compatibility that third-party alternatives cannot guarantee.
- Auxiliary contact block (OF type) — 1 NC (Normally Closed) contacts mirror the main contact position; wired to PLC for run/trip feedback, indicator lamps, or interlocking with upstream devices.
- 1 NC (Normally Closed) contact arrangement — extends the switching capacity of the parent device for PLC feedback, interlocking, or additional signalling circuits.
- Direct clip-on or screw-mount to parent device — fits without panel modification or additional wiring between the accessory and main device; field-retrofittable.
- Manufactured to IEC 60947 (tested as part of the parent device certification) — complies with the applicable Indian BIS and IEC international standards for this product category.
- BIS certified (ISI mark) — meets Indian regulatory requirements for use in government, commercial, and industrial electrical installations.
- Genuine authorised Indoasian product — sourced directly from the official distribution network with full manufacturer traceability and warranty.
- GST invoice provided for India orders — valid for corporate procurement, government project orders, and public tender supply via myelectric.in.
- Worldwide export available — UAE, Singapore, UK, USA, Sri Lanka & more. Contact +91 94814 00316 for bulk pricing and international shipping.
❓ Frequently Asked Questions
Q: What does the 1 NC (Normally Closed) contact configuration on the 811581 mean?
A: These contacts change state when the device is operated or energised. Size the contact for the actual switched load — pilot duty ratings are typically lower than the main contact rating.













