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Hazira India · intrinsically safe

Intrinsically Safe Smartphone in Hazira India

Hazira is an industrial and port suburb of Surat in Gujarat, on the Tapti River about 8 km from the Arabian Sea. Its LNG terminal, gas and petrochemical plants and heavy engineering works create Zone 1 and Zone 21 areas. If you are specifying an intrinsically safe smartphone for Hazira, Surat, this page covers the markings, the approvals and the current certification status of the IS-04Z1.

Pre-launch · certification in progress · Launching Q4 2026

SAMS IS-04Z1 intrinsically safe smartphone for Hazira India, front view
Marking targetEx ib IIC T4Intrinsic safety, Zone 1 / 21 design target · certification in progress
AvailabilityQ4 2026via authorised distributors
Search topicintrinsically safe
DeviceSmartphone
RouteSpecification
WhereHazira India

Short answer. The SAMS IS-04Z1 is the intrinsically safe smartphone covered here for Hazira, Surat: pre-launch, designed for Zone 1 and Zone 21 (marking target Ex ib IIC T4), with certification in progress and no certificate issued.

For the record, no certificate exists for the IS-04Z1 today. The programme is under way ahead of a Q4 2026 launch. An operator's own vendor approval is a separate step. Certification status. Place facts reviewed October 2026.

At a glance · intrinsically safe

Checklist: intrinsically safe smartphone for Hazira, Surat

Checks a reviewer should make, with the IS-04Z1 position
CheckWhat to look forIS-04Z1 today
Level of protectionia, ib or ic matched to the zoneib, for Zone 1
Entity parametersUo, Io and Po within the device limitsPublished with the certificate
AccessoriesChargers and cases certified with the deviceDefined at certification
Where it appliesHazira, Surat: LNG regasification, Gas processing, Petrochemical plantsClassified by the site operator
Product · Hazira India

The product behind this search: the SAMS IS-04Z1.

SAMS IS-04Z1 explosion proof mobile phone, front view

SAMS IS-04Z1

An intrinsically safe Android smartphone designed for Zone 1 and Zone 21 hazardous areas in Hazira India. It is pre-launch: IECEx, ATEX and NEC 500 certification is in progress ahead of the Q4 2026 launch.

  • IP68 sealed
  • 4,000 mAh battery
  • 50 MP camera
  • Android 16
  • Zone 1 / Zone 21 design target
The site · Hazira, Surat

Hazira, Surat at a glance: who is there, what is classified

A short profile of the site and the kinds of classified area that matter for portable equipment.

Operators and companies on site

  • Shell
  • Reliance Industries
  • ONGC
  • NTPC

Classified areas to expect

  • LNG regasification
  • Gas processing
  • Petrochemical plants
  • Marine terminals
Local conditions · Hazira, Surat

Conditions in Hazira, Surat that affect handheld equipment

LNG terminal

Shell Energy India operates the Hazira LNG terminal. The environmental clearance granted on 2 September 2025 covers expansion from 6.28 to 26.2 million tonnes a year, so this is an approved project rather than existing capacity.

Mixed industry

Wikipedia lists Reliance, ONGC, Shell, NTPC, L&T and KRIBHCO among the major Hazira operators, with L&T's shipyard and heavy engineering complex alongside.

Field notes · Hazira, Surat

More about Hazira, Surat that matters for portable equipment

Hazira, Surat: infrastructure

It has two full-containment cryogenic tanks of 160,000 cubic metres each, 80 metres across and 40 metres high, holding LNG at minus 165 degrees Celsius.

Hazira, Surat: logistics and access

A 1.3 kilometre jetty can accept LNG carriers of up to 145,000 cubic metres, and from July 2010 the terminal has been open for use by other companies.

Hazira, Surat: geography and layout

Hazira is a suburb and port of Surat on the Tapti River, about 8 kilometres from the Arabian Sea and 22 kilometres from Surat city, a 30 to 35 minute drive.

Hazira, Surat: industry on the ground

The Hazira LNG terminal in Surat district was designed for 5 million tonnes a year of regasification, expandable to 10 million tonnes depending on demand.

The term · intrinsically safe

What “intrinsically safe” means for a smartphone

Intrinsic safety limits the electrical and thermal energy in a circuit so that neither a spark nor a hot surface can ignite a gas or dust atmosphere, even when a fault occurs. The ib level, used for Zone 1, tolerates one fault. It is the usual way to make a handheld device that a worker carries continuously through a hazardous area.

The IS-04Z1 is designed on this principle for Zone 1 and Zone 21 (marking target II 2 G Ex ib IIC T4). Intrinsic safety is a design basis, not a certificate: certification is in progress and none has been issued yet.

In Hazira, Surat. Rounds across LNG regasification, gas processing, petrochemical plants and marine terminals involve walking long distances between units. A handheld that is intrinsically safe by design lets an operator log and photograph in place. The IS-04Z1 is designed for such rounds, subject to certification still in progress.

The route · specification

Specifying an intrinsically safe smartphone for Hazira India

A short checklist for anyone writing or reviewing the specification, with the IS-04Z1 status against each point.

Check on the paper

Marking
Equipment group, category, protection concept, gas group and temperature class, matched to the area drawing.
Certificate and schedule
A certificate number, issuing body and the schedule of conditions, not a brochure claim.
Standards edition
The IEC 60079 or national standard edition the certificate was issued against.

Check for the IS-04Z1

Marking target
II 2 G Ex ib IIC T4: a target, not yet a certificate.
Certificate status
IECEx, ATEX, UKEX and NEC 500 in progress; none issued.
Operator approval
Separate from the certificate and handled with the site operator.
Questions · Hazira India

Frequently asked questions

Can we buy an intrinsically safe smartphone in Hazira India today?

Not yet. The IS-04Z1 is pre-launch and its certification is still in progress ahead of a Q4 2026 launch. No unit goes into a classified area before the certificate covering it exists. The datasheet, the certification schedule and safe-area evaluation units are available now.

What does an intrinsically safe smartphone in Hazira India cost?

No price is published. While certification is in progress there is no list price and no committed lead time, and a supplier quoting a firm figure for an uncertified Ex handset is promising something it cannot stand behind. Indicative pre-launch pricing is issued in writing against a stated quantity and site.

What does ‘intrinsically safe’ mean for the IS-04Z1?

The circuits are designed to limit energy so a spark or hot surface cannot ignite a gas or dust atmosphere, even with one fault (level ib, Zone 1). Certification of that design is in progress.

Which areas at Hazira, Surat would use it?

Likely candidates are lng regasification, gas processing, petrochemical plants, marine terminals. Which areas are classified, and to what zone, is set by the site operator's own area classification drawings.

Is intrinsically safe the same as explosion proof?

Not exactly. Explosion proof is a broad everyday term; intrinsic safety is one protection concept, which limits energy so ignition cannot occur. Flameproof (Ex d) is a different concept that contains an explosion. The IS-04Z1 is intrinsically safe by design.

How long is the transfer from Surat to Hazira?

Hazira is 22 kilometres from Surat and the drive takes about 30 to 35 minutes. Most visitors fly into Surat, and heavy plant traffic and monsoon rain can slow the road.

What mix of hazardous areas does Hazira have?

Hazira combines an LNG terminal, gas and power plants, a manufacturing division and a shipyard, so it has gas-hazard zones, hot-work areas and mixed-use industrial zones. Always get the area classification and equipment rules from the specific operator.

Who sets the rules for carrying a handheld into an LNG terminal at Hazira?

The terminal operator does, through its permit and area classification system, with PESO as national regulator. Rules usually cover approved equipment, permits and charging. Ask the operator's safety team what evidence they need from a supplier before a new handheld may enter.

Enquiry · Hazira, Surat

Ask about the IS-04Z1 for Hazira, Surat, India

Tell us what you need to equip and where. The SAMS team answers by email with the datasheet and where each certification route stands.

Enquiry · Hazira, Surat

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Launching Q4 2026

Planning for Hazira India?

Name the site and the operator and we will send what is available before launch.