ASubmarines
Archer-class submarine
Credit
David's World 2011 · CC BY-SA 2.0 · Resized · CC BY-SA 2.0 · Source ↗ · Modified
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ASubmarines
At a glance
Measured figures
Length
Single source60.5 m (198 ft 6 in)[source]
Diesel-electric
Single sourceConfiguration
| Specification | Archer-class submarine | Riachuelo-class submarine |
|---|---|---|
| Power | — | Diesel-electric: 4 × MTU 12V 396 SE84 diesels 1,500 hp (1,119 kW) each 1 × Jeumont-Schneider EPM Magtronic electric 3,909 hp (2,915 kW) 1 × Shaft Exide Hagen batteries Nuclear: 1 × Pressurized water reactor, 48 MW (64,000 hp), LEU 20% 1 × Nuclear turbo-electric engine 1 × Shaft[source] |
| Builders | Kockums[source] | ICN[source] |
| Operators | Republic of Singapore Navy[source] | Brazilian Navy[source] |
| Preceded by | Challenger class[source] | Tupi class |
Nuclear
Single sourceDiesel-electric: 70.62 m (231 ft 8 in) Nuclear: 100 m (328 ft 1 in)[source]
Submerged
Single sourceSurfaced
Single sourceSurfaced: 1,400 t (1,400 long tons; 1,500 short tons) Submerged: 1,500 t (1,500 long tons; 1,700 short tons)[source]
Diesel-electric
Single sourceNuclear
Single sourceMaximum; Submerged
Single sourceMaximum; Surfaced
Single sourceSurfaced: 8 kn (15 km/h; 9.2 mph) Submerged: 15 kn (28 km/h; 17 mph)[source]
Maximum; Diesel-electric
Single sourceMaximum; Nuclear
Single sourceBars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Succeeded by | Invincible class[source] | — |
|---|
| Completed |
|---|
| Active |
|---|
| Propulsion | 2 × Hedemora diesel-electric engines 2 × Kockums v4-275R Sterling AIP units[source] | — |
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| Sensors & processing systems | FAS[source] | Naval Group SUBTICS combat management system Thales TSM 2233 Eledone hull and flank array passive sonar Thales Safare/S-Cube hull active sonar Safran Series 20 target identification and classification system[source] |
|---|
| Armament | 6 × 533 mm (21 in) torpedo tubes for TP-617 heavy-weight torpedoes and Blackshark torpedoes 3 × 400 mm (16 in) torpedo tubes[source] | 6 × 533 mm (21 in) torpedo tubes : 8 × SM39 Exocet anti-ship missiles 18 × F21 heavy-weight torpedoes 30 × naval mines[source] |
|---|
| Country of origin | Sweden[source] | — |
|---|
| Name | — | Riachuelo class[source] |
|---|
| Cost | — | US$ 1 billion per unit (diesel-electric) US$ 3.8 billion per unit (nuclear)[source] |
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| Built | — | 2010–present[source] |
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| In commission | — | 2022–present[source] |
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| Planned | — | 5 (1 nuclear)[source] |
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| Building | — |
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| Type | — | Attack submarine[source] |
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| Test depth | — | 400 m (1,300 ft)[source] |
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| Electronic warfare & decoys | — | Thales DR 3000/ITT AR 900 electronic support measures Naval Group Contralto-S decoy launchers CANTO anti-torpedo countermeasures[source] |
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| Notes | — | Sources:[source] |
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| National origin | — | Brazil[source] |
|---|
Diesel-electric: 1,900 t (1,900 long tons ) Nuclear: 6,000 t (5,900 long tons)[source]
Diesel-electric: 21 knots (39 km/h; 24 mph) Nuclear: 25 knots (46 km/h; 29 mph)[source]