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Dumai Refinery · rugged

Rugged Smartphone in Dumai Refinery

Products include aviation turbine fuel, fuel oil, diesel, kerosene, solvents, LPG and green coke, so both flammable vapour and petroleum-coke dust may need consideration in area classification. Crude processing, storage and marine loading create Zone 1 areas. If you are specifying a rugged smartphone for Dumai Refinery, Riau, 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 Dumai Refinery, front view
Marking targetEx ib IIC T4Intrinsic safety, Zone 1 / 21 design target · certification in progress
AvailabilityQ4 2026via authorised distributors
Search topicrugged
DeviceSmartphone
RouteSpecification
WhereDumai Refinery

Short answer. The SAMS IS-04Z1 is the intrinsically safe smartphone covered here for Dumai Refinery, Riau: 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 · rugged

Checklist: rugged smartphone for Dumai Refinery, Riau

Checks a reviewer should make, with the IS-04Z1 position
CheckWhat to look forIS-04Z1 today
Ingress protectionIP65 to IP68 sealingIP68 design
Drop and shockA stated drop height onto concreteSpecification on request
Explosion protectionA separate certificate and markingIn progress; not issued
Where it appliesDumai Refinery, Riau: Refinery process units, Crude and product tank farms, Marine loading jettiesClassified by the site operator
Product · Dumai Refinery

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 Dumai Refinery. 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 · Dumai Refinery, Riau

Dumai Refinery, Riau 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

  • Pertamina

Classified areas to expect

  • Refinery process units
  • Crude and product tank farms
  • Marine loading jetties
Local conditions · Dumai Refinery, Riau

What Dumai Refinery, Riau means for portable equipment

Climate

Hot, humid equatorial conditions with rain through the year.

Two sites

Fortune Indonesia reports the unit has been operating since 1971 and spans Dumai and Sungai Pakning, with products including LPG, jet fuel, diesel and green coke.

Field notes · Dumai Refinery, Riau

More about Dumai Refinery, Riau that matters for portable equipment

Dumai Refinery, Riau: who works there

All six of Indonesia's oil refineries are run by Pertamina, and together they supplied only about half of national fuel demand, which is why upgrade programmes cover the largest units including Dumai.

Dumai Refinery, Riau: projects and investment

Indonesia's Refinery Development Master Plan aims to raise national crude processing capacity towards two million barrels a day, with the biggest existing refineries to be upgraded and new ones built at Tuban and Bontang.

Dumai Refinery, Riau: logistics and access

Dumai lies about 188 km from Pekanbaru and is connected to the Trans-Sumatra Highway and toll road; Pinang Kampai Airport has daily domestic flights to Jakarta, Pekanbaru, Medan and Batam.

Dumai Refinery, Riau: background

The Dumai refinery has operated since 1971, and the Putri Tujuh Dumai and Sungai Pakning refineries together have supplied fuel to Sumatra and contributed to regional development in Riau.

The term · rugged

What “rugged” means for a smartphone

A rugged phone is built to survive water, dust, drops and rough handling, usually rated by an IP code and a drop specification. Ruggedness is an environmental property: it says nothing about whether a phone may be used where flammable gas or dust is present. That is decided by explosion-protection certification and marking.

The IS-04Z1 combines both: an IP68 sealed rugged build and a design for Zone 1 and Zone 21 (marking target Ex ib IIC T4). The explosion-protection certificates are in progress and none has been issued.

In Dumai Refinery, Riau. Dumai sits on the Riau coast in an equatorial climate, so heat, humidity and rain are routine, with sea air at the jetties. IP68 helps with dust and water but is not explosion protection, which must be assessed against each classified area.

The route · specification

Specifying a rugged smartphone for Dumai Refinery

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 · Dumai Refinery

Frequently asked questions

Can we buy a rugged smartphone in Dumai Refinery 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 a rugged smartphone in Dumai Refinery cost?

SAMS has not published a price. Any figure you are offered for an uncertified Ex phone should be treated with caution; written indicative pricing is available for a defined quantity and site.

How rugged is the IS-04Z1?

It is designed to IP68 sealing, with glove-friendly controls. Ruggedness is not explosion protection: that depends on the certificates, which are in progress.

Which areas at Dumai Refinery, Riau would use it?

Likely candidates are refinery process units, crude and product tank farms, marine loading jetties. 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.

Does green coke at Dumai create a dust hazard for electronics?

Green coke is a petroleum-coke product, and fine carbon dust can be combustible and conductive. Where it is handled, sites may classify combustible-dust zones, so ask the operator whether your handset needs a dust-rated device and how often it must be cleaned.

Is Dumai reachable for equipment shipments?

Dumai is a coastal port city in Riau Province, so sea freight is practical, and many visitors fly to Pekanbaru and continue by road. Plan for customs clearance in Indonesia and a site gate check, and confirm lead times with your freight agent.

Is Dumai's humidity a problem for a handset?

Equatorial heat and rain through the year affect battery performance and seals, so check the rated operating range and charging arrangements. Charge only in safe areas. Rain protection does not equal explosion protection. Confirm the permitted device list with the operator.

Enquiry · Dumai Refinery, Riau

Ask about the IS-04Z1 for Dumai Refinery, Riau, Indonesia

Send the site, zone and gas group and roughly how many handsets. We reply by email with the datasheet and the certification schedule.

Enquiry · Dumai Refinery, Riau

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Launching Q4 2026

Planning for Dumai Refinery?

Send the zone and gas group of your site and we will reply with the datasheet and schedule.