
Engineered to. Not implied.
What we design and build to, and where each standard stands today — confirmed item by item by Powervault engineering.
| Standard | Scope | Status |
|---|---|---|
| ISO 668 / ISO 1496 | Dimensions, ratings and structural testing (ISO Series 1 format) | Engineered to — ISO 1496-1 type approval in progress |
| EN 1090 / ISO 3834 | Structural steelwork and welding quality | Engineered to — certification planned |
| ISO 5817 / ISO 9606 | Weld quality levels and welder qualification | Engineered to — welder qualification to ISO 9606 at plant start-up |
| ISO 12944 C5M | High-corrosivity marine coating system | Engineered to — coating system per paint supplier's C5M specification |
| ISO 1461 | Hot-dip galvanizing | Specified where required — by approved galvanizer |
| IS 800 / IS 2062 | Indian structural steel design and material | Engineered to |
| IEC 61439 | Low-voltage switchgear and controlgear assemblies — enclosure provisions, where housed | Engineered to |
| IEC 62619 | Safety of secondary lithium cells and batteries | Customer scope — cell and battery-system certification sits with the integrator |
| IEC 62933 | Electrical energy storage systems | Design reference — enclosure requirements addressed; system compliance with integrator |
| UL 9540 / NFPA 855 | ESS safety and installation context | Design reference — system listing with integrator |
| IEC 62271-202 | High-voltage / low-voltage prefabricated substations | Engineered to — type test per customer requirement |
Certification scope is confirmed per customer requirement at order stage. 'Engineered to' means designed and built to the standard; it is not a claim of third-party certification.
By segment
Which standards apply where.
The relevant standards for each enclosure family. Full detail on each product page.
| Segment | Relevant standards |
|---|---|
| BESS enclosures | ISO 668 / ISO 1496 · EN 1090 / ISO 3834 · ISO 12944 C5M · IEC 62933 · UL 9540 / NFPA 855 (design reference) · IEC 62619 (customer scope) |
| Data centre genset enclosures | ISO 668 / ISO 1496 · EN 1090 / ISO 3834 · ISO 12944 C5M · IEC 61439 (where housed) |
| Diesel & gas genset enclosures | ISO 668 / ISO 1496 · EN 1090 / ISO 3834 · ISO 5817 / ISO 9606 · ISO 12944 C5M · ISO 1461 · IS 800 / IS 2062 |
| Compact substation & E-house enclosures | IEC 62271-202 · IEC 61439 · IS 800 / IS 2062 · ISO 12944 C5M · ISO 1461 · EN 1090 / ISO 3834 · ISO 668 / ISO 1496 |
Why this matters
A false or premature certification claim is the fastest way to lose a tender.
We would rather show you exactly where each standard stands than publish a badge before the certificate is in hand. If your project specifies a standard not shown here, send it with your enquiry and we will confirm our position against it.

Get a technical response
Send us your governing standard or client specification.
We'll confirm our position against it directly, item by item.