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Submarine Cable Services

Telkominfra Submarine

Was established in 2015 and has since formed several strategic consortiums to enhance its subsea cable operations. The first, the Business Submarine Consortium (BSC), was a collaboration with BNP from 2015 to 2021, utilizing the CS Nusantara Explorer.

This was followed by the Telkominfra Marine (TIM) consortium, in partnership with DTI-SMS, operating from 2021 to 2024 with the CS DNeX Pacific Link. As of 2024, the TIM consortium has expanded its membership to include Pageo and the PPH-PTP-PSB consortium, deploying the CS Prima Nusantara X and CS Navalink Polaris.

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CS Prima Nusantara X

Our Services

We provide various submarine cable services by our submarine cable vessel, among others to build communication links across oceans, to avoid submarine cable irregularities by preventive maintenance and to repair damage by corrective maintenance.

Cable Laying

We offers the SKKL development services which cover the design process, surveys, licensing for SKKL lines, deployment, inspection, and burial services of SKKL. This service is not limited to Indonesian sea territorial but also includes international (regional) sea territorial.

Cable Repair & Maintenance

Provides repair services and maintenance of SKKL network. We currently provide a stand-by & always on cable maintenance model for TELKOM and TELIN.

Spare Depo

TIM currently owned a 2.233 sqm spare depo in Makassar Port with 11 cable tank and Spacious conditioned room to store repeater, BU & jointing kits. This depo can be expanded up to 2x size of its current size.

Our Scope Of Work

Offshore Cable Ship Operation
01 Permitting

Telkominfra is experienced in permits arrangement for cable deployment. We handle essential permits such as PKKPRL, SPKBA, Security Clearance, AMDAL, UKL-UPL to ensure project success.

02 Marine Cable Route Survey

Critical survey services for cable deployment. Telkominfra ensures accurate route planning and assessment to guarantee the safety and longevity of the submarine cable system installation.

03 Submarine Cable Laying

Comprehensive service handling design, survey, permits, cable laying, inspection, and burial in Indonesian and international waters to build strong submarine networks.

04 Dry Plant Deployment

Accurate deployment of land-based infrastructure including landing stations, network equipment configuration, and integration with terrestrial infrastructure.

05 Submarine Cable Repair

Maintenance & repair service aimed at minimizing bandwidth loss impact. Supported by Submarine Cable Project Experts, specialized technicians, and Cableship Charter Services.

06 Dry Plant O & M

Operation & Maintenance for land-based facilities. We monitor equipment like Power Feed Equipment (PFE) and optical amplifiers to guarantee system reliability.

Our Support System

Cableship Prima Nusantara X

Cableship Prima Nusantara X

  • Specification :
  • Multi purpose DP Class 2
  • Year built : 2014
  • Service speed : 10 knots
  • Dimension : 91.57m x 18.8m
  • Gross Tonnage : 3601 tonnes
Cableship Navalink Polaris

Cableship Navalink Polaris

  • Specification :
  • Multi purpose DP Class 2
  • Year built : 1993
  • Service speed : 9 knots
  • Dimension : 109.5m x 20.5m
  • Gross Tonnage : 7960 tonnes
ROV

ROV

  • Power 536 HP
  • Operating depth up to 3000m
  • 6 Cameras & 16 sensor interface
  • Manipulator 2 & 7 functions
  • 3 meter trenching – 20-35cm wide
  • Mass in Air 12500kg
ROV

ROV

  • Power 442 HP
  • Operating depth up to 2500m
  • 5 Cameras & 16 sensor interface
  • Manipulator 2 & 7 functions
  • 2 meter trenching - 25-55cm wide
  • Mass in Air 9200kg
  • Towing force maximum 80T
Cable Engine

Cable Drum Engine & Linier Cable Engine

  • Cable Drum Engine :
    Royal IHC 1 x 30t dia. 4m
  • Linear Cable Engine :
    Royal IHC 1 x 18t with 21 wheel pairs
Plough

Plough

  • Weight 25 tonnes
  • Operating depth up to 2000m
  • Towing force maximum 80T

Project References : Submarine Cable Services

2020 Projects

2020

Project Repair
  • SKKL JASUKA Tanjung Pandan – Pontianak
  • SKKL SUB (Surabaya - Banjarmasin) Link Banyu Urip – Banjarmasin
  • SKKL JAKA2LADEMA Link Pangkalanbun – Banjarmasin
  • SKKL IGG Segment 12 Link BU6 – Balikpapan
  • SKKL IGG Segment 13 Link BU6 - BU7
  • SKKL IGG Segment 11 Link BU5 - BU6
Project Laying
  • SKKL Interisland Gili (6 Km)
  • SKKL Labuan Bajo - Raba (155 Km)
  • SKKL Interisland Batam (89 Km)
  • SKKL Interisland Rao – Morotai (4 Km)
2021 Projects

2021

Project Repair
  • SKKL SMPCS#2 Link Sarmi – Biak
  • SKKL IGG Segment 5 Link BU2 - BU3
  • SKKL JASUKA Link Pontianak - Tj. Pandan
  • SKKL JASUKA Link Batam – Pontianak
Project Laying
  • SKKL BALOM (Bali - Lombok) 143 Km
  • SKKL LUMORI (Luwuk - Monowali - Kendari) 423 Km
2022 Projects

2022

Project Repair
  • SKKL Interisland Tj. Balai Karimun – BU1
  • SKKL IKK Diversitas (Lewoleba - BU2)
  • SKKL LTCS (Luwuk – Tutuyan)
  • SKKL SMPCS#2 (Timika – Merauke)
  • SKKL ASBL (Atambua – Larantuka)
  • SKKL ASBL (Bakongan – Simeuleu)
  • SKKL IGG Segment 5 (BU2 - BU3)
  • SKKL IGG Segment 2 (Batam – Jurong)
  • SKKL SMPCS#1 (Sorong – Kauditan)
  • SKKL SMPCS#1 (Ambon – Makassar)
  • SKKL JAKA2LADEMA (Gianyar – Mataram)
  • SKKL JASUKA (Batam – Pontianak)
Project Laying
  • SKKL Interisland Bintan - Anambas (119 Km)

Project References : Submarine Cable Services

2020 Projects

2023

Project Repair
  • SKKL JASUKA Tanjung Pandan – Pontianak
  • SKKL SUB (Surabaya - Banjarmasin) Link Banyu Urip – Banjarmasin
  • SKKL JAKA2LADEMA Link Pangkalanbun – Banjarmasin
  • SKKL IGG Segment 12 Link BU6 – Balikpapan
  • SKKL IGG Segment 13 Link BU6 - BU7
  • SKKL IGG Segment 11 Link BU5 - BU6
Project Laying
  • SKKL Interisland Gili (6 Km)
  • SKKL Labuan Bajo - Raba (155 Km)
  • SKKL Interisland Batam (89 Km)
  • SKKL Interisland Rao – Morotai (4 Km)
2021 Projects

2024

Project Repair
  • SKKL SMPCS#2 Link Sarmi – Biak
  • SKKL IGG Segment 5 Link BU2 - BU3
  • SKKL JASUKA Link Pontianak - Tj. Pandan
  • SKKL JASUKA Link Batam – Pontianak
Project Laying
  • SKKL BALOM (Bali - Lombok) 143 Km
  • SKKL LUMORI (Luwuk - Monowali - Kendari) 423 Km
2022 Projects

2025

Project Repair
  • SKKL Interisland Tj. Balai Karimun – BU1
  • SKKL IKK Diversitas (Lewoleba - BU2)
  • SKKL LTCS (Luwuk – Tutuyan)
  • SKKL SMPCS#2 (Timika – Merauke)
  • SKKL ASBL (Atambua – Larantuka)
  • SKKL ASBL (Bakongan – Simeuleu)
  • SKKL IGG Segment 5 (BU2 - BU3)
  • SKKL IGG Segment 2 (Batam – Jurong)
  • SKKL SMPCS#1 (Sorong – Kauditan)
  • SKKL SMPCS#1 (Ambon – Makassar)
  • SKKL JAKA2LADEMA (Gianyar – Mataram)
  • SKKL JASUKA (Batam – Pontianak)
Project Laying
  • SKKL Interisland Bintan - Anambas (119 Km)

Telkominfra Marine Konsorsium (TIM)

Full Width Section Image

Cable Depo Makasar

Depo Layout Schematic Placeholder
TIM currently owned a 2.233 sqm spare depo in Makassar Port with 11 cable tank and Spacious conditioned room to store repeater, BU & jointing kits.
Warehouse Storage
Cable Tank Structure
Dock Area

Submarine Planning Services

Full Width Section Image

Marine Cable Route Survey

Geophysical Survey

  • Cable routes consist of complete geophysical survey are carefully conducted to minimize environmental impact and to maximize cable safety.
  • Seabed mapping systems accurately provide chart depth, topography, slope angles & seabed geomorphology.
Seabed Mapping Survey Illustration

Submarine Implementation Services

Marine Cable Laying

  • Purpose built ships accurately place cables on or under the seabed, guided by the route survey result.
  • Shallow water laying shall be aided by divers, deep water laying shall involve remotely operated vehicle.
Cable Laying Schematic Illustration

Submarine Implementation Services

Maintenance Cable Repair

Marine Cable Repair

Submarine Cable Repair is a specialized maintenance service dedicated to preserving the operational integrity of Submarine Cable Communication Systems (SKKL), with a focus on minimizing bandwidth disruptions and network downtime.

Our offerings encompass:
  • Deployment of Submarine Cable Project Specialists and certified SKKL technicians
  • Provision of advanced supporting equipment
  • Cableship Charter Services, including access to our SKKL cable depot

We operate under a dynamic Operations & Maintenance (O&M) framework, offering both stand-by (always-on) and on-call maintenance schemes to ensure rapid response and resolution.

Repair Schematic Background
Cable Repair Crew 1
Cable Repair Crew 2

Our Support System

Infrastructure Human Resource Diagram

Scope Operation

Service to Customer
Customer Ticketing Handling of Telkominfra Product and Services
Cybersecurity
Detect and Respond cyber threats and data breaches
IT Operation
Handling internal IT Ticketing both of application and infrastructure

IT Application Support

Ticketing System
Create ticket, logging, closing, tracking, and reporting
Power Monitoring System
Power monitoring for off-grid system: Rectifier, Battery, Genset, and fuel
Workforce Management
Work order management, plan preventive/corrective maintenance, reporting
Dashboard & Reporting
Dashboard Reporting and Alerting system for Telkominfra Services
Submarine Cable Monitoring
Cableship route, Vessel tracker, Alerting & Notification and Ticketing
Cybersecurity Tools
Vulnerability and Penetration Test

SAILOUT

Sailout Dashboard

Sailout Dashboard Monitor Mockup
SAILOUT is a web-based application that can be accessed without the installation of certain software; SaaS-Software as a service. This application is based on Geographical Information System (GIS) which displays an overlay of the network configuration SKKL Telkom and TELIN with a map of the ship's voyage in Realtime from AIS data.
This system performs the function of monitoring ship traffic for preventive maintenance along the SKKL cable route area and will send an alarm to the helpdesk Integrated Operation Center (IOC) Telkominfra if there are ships with a less than equal to 2 knots approaching the cable area.
This feature can be used to support cable repair and cable deployment operations by monitoring ship movements in Realtime based on AIS data with a refresh rate every 2 minutes.