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Mina Pirquitas, Argentina

Reference case

At Mina Pirquitas, Wärtsilä delivers reliable power for mining operations in remote, high‑altitude northern Argentina

Located more than 4.200 meters above sea level and far from the city of San Salvador de Jujuy, Mina Pirquitas S.A., part of SSR Mining Puna, under the management of SSR Mining Inc, operates in conditions that demand rigorous planning and logistics to ensure a sustainable energy supply and preparedness for contingencies. Beyond powering the mining operation, the site also provides energy to nearby communities, reinforcing a strong commitment to safe, efficient operations and respect for the environment. 

Mina Pirquitas, has relied on Wärtsilä since 2009 to ensure a reliable power supply in one of Argentina's most challenging regions. With three engines in an N+1 configuration, the plant ensures high availability and zero operational downtime related to power generation. For more than 15 years, Wärtsilä has supported the operation with services, parts, and upgrades, contributing to the continuity of the mine, whose useful life has been extended beyond 2030. 

With the mine’s operating life extended beyond 2030, the collaboration between Wärtsilä and Mina Pirquitas remains essential to ensuring energy reliability and operational efficiency. Wärtsilä stays close to the customer, listening to its needs and proposing lifecycle improvements that strengthen the operation’s sustainability and the competitiveness of Argentina’s mining sector.

WhoMina Pirquitas, S.A.
WhatWärtsilä Lifecycle Services + 3xW34SG
WhereRemote area in Jujuy, Argentina

 

This is what we achieved

4.200

Meters of elevation with reliable operations

15

MW of flexible power capacity

96

K hours Major Overhaul completed

“-

Partners such as Wärtsilä enable us to think together in an integrated way so we can achieve our objectives as a company..

- Agustina Mendez, Head of Administration and Finance, Mina Pirquitas S.A.

“-

With Wärtsilä's technology, even at an altitude of 4.200 m, we can achieve the efficiency and megawatts needed for reliable operations.

- Carlos Iriarte, Plant Manager, Mina Pirquitas S.A.

How we did it

Challenge icon

Challenge

  • Reliable, uninterrupted power to keep mining operations running at all times 
  • High availability of power despite the high elevation
  • Power supply for nearby communities, in addition to the mining operation
  • Operational resilience to minimise risk of outages or failures
  • Remote location with need for fast expert in lifecycle support with rapid response capabilities
Solution icon

Solution

  • Gas engine power plant with built-in redundancy: three engines (2 operating + 1 standby) to ensure uninterrupted power
  • Flexible engine configuration enabling rotation, balanced running hours, and extended equipment lifetime 
  • End-to-end lifecycle support including spare parts and field services 
  • Local, fast‑response service expertise to quickly address operational needs
Benefit icon

Benefit

  • High availability and reliability, with no power failures or operational interruptions since commissioning
  • Stable, uninterrupted power for mining operations and nearby communities
  • Improved operational continuity, supporting extended mine life plans
  • Low environmental impact, aligned with regulatory requirements
  • Greater operational efficiency supporting the sector’s sustainability and performance goals

The main details

CustomerMina Pirquitas S.A., part of SSR Mining Puna
TypeMining
Where Jujuy Province, Argentina
Total output15 MW power plant
ScopePower and Lifecycle Services
Delivery2009
Mina Pirquitas_Reference

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