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ManufacturerNuclear power generation

Arcturus Valve Systems

Safety-related valves and actuators, qualified to Class 1.

SupplierVerifiedFeaturedNuclear experience

2003

Founded, Coimbatore

Team size
500–1,000
Turnover
₹620 cr
Listings
2
Certifications
4
References
2
Facilities
1 · 18,400 m²

Banner: a reactor containment building under construction, ringed by tower cranes — industry photography, not Arcturus Valve Systems’s own site.

01

About

Arcturus designs and manufactures safety and relief valves for primary and secondary circuits, with a qualification laboratory that runs its own seismic and environmental testing. The company supplies the Indian fleet and holds framework agreements with two European operators.

Organisation type
Manufacturer
Industry sector
Nuclear power generation
Headquarters
SIDCO Industrial Estate, Kurichi, Coimbatore 641021
Locations
Coimbatore · Chennai
Export markets
France · Czech Republic · South Africa
Annual turnover
₹620 cr
On the register since
19 Feb 2026
02

Capabilities

How this organisation is classified on the register — and therefore how buyers find it.

03

Products & services

2 products and 0 services published. Each is searchable on its own.

  1. 01

    Spring-loaded safety relief valve, Class 1

    Safety and relief valves

    Product

    Full-nozzle spring-loaded safety relief valve for primary and secondary circuits, seismically and environmentally qualified, with a bellows option for balanced service.

    Size range
    DN 25 to DN 250
    Set pressure
    1.0 to 18.0 MPa
    Temperature
    Up to 370 °C
    Body material
    SA-182 F316, SA-351 CF8M
    Seat tightness
    API 527, zero visible leakage
    Seismic
    Qualified to 0.5 g ZPA

    Standards ASME BPVC Section III · IEEE 344 (seismic) · IEEE 323 (environmental)

    Applications Primary overpressure protection · Steam generator secondary side · Auxiliary systems

  2. 02

    Motor-operated isolation valve package

    Isolation and control valves

    Product

    Gate and globe isolation valves supplied as a package with qualified electric actuators, limit switches and a pre-wired terminal box, tested as an assembly before shipment.

    Size range
    DN 50 to DN 600
    Pressure class
    ANSI 150 to 2500
    Actuator
    Class 1E, 415 V 3-phase
    Stroke time
    Configurable, 10 to 120 s
    Leakage class
    ANSI FCI 70-2 Class V

    Standards ASME BPVC Section III · IEEE 382 (actuator qualification) · IEC 60534

    Applications Containment isolation · Feedwater isolation · Component cooling water

04

Certifications

A lapsed certificate is shown as lapsed rather than passing as valid.

  • 01ISO 19443Issued by TÜV SÜDValid to 30 Jun 2028
  • 02ASME U / U2 stampIssued by ASMEValid to 30 Sept 2027
  • 03NQA-1 complianceIssued by Independent auditValid to 30 Apr 2027
  • 04ISO 45001Issued by TÜV SÜDValid to 30 Jun 2028
05

Facilities

1 site, 18,400 m² under roof. This is the section buyers read closest.

Kurichi valve works and qualification laboratory

Coimbatore, Tamil Nadu · Manufacturing and testing

18,400m²

Capacity
9,500 valves per year

Principal equipment

  • Seismic shake table (6 t)
  • Environmental qualification autoclave
  • Flow loop to DN 600
  • Helium leak detection
06

Nuclear experience

Project references published by the organisation. The strongest thing on any profile.

  1. Dukovany life-extension valve replacement

    2025

    Like-for-like replacement of safety relief valves with requalification

    Country
    Czech Republic
    Role
    Framework supplier
    Safety relief valves
  2. Rajasthan Units 7 & 8 — secondary isolation

    2023

    Design, qualification and supply of isolation valve packages

    Country
    India
    Role
    Package supplier
    Isolation valvesElectric actuators
08

Send an enquiry

Enquiries reach Anil Gopalan, Director, Qualification. You need an INF membership to send one — any individual tier, or a company package.

Members only. Join from any tier

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