1. Brazil
  2. Submarine
  3. S 40 Riachuelo [Scorpene]

Basic Information

Category Submarine Type SS - Attack/Fleet Submarine
Year Commissioned 2022 Year Decommissioned 0
Nationality Brazil Hypothetical No
Beam 6.1 m Draft 5.8 m
Height 0 m Length 71.6 m
Crew 31 people Damage Points (DP) 23
Standard Displacement 1668 tons Full Displacement 2000 tons
Empty Displacement 0 tons

Sensor Parameters

Model Purpose Range Scan Interval Generation
AR-900S ELINT w/ OTH Targeting 0.00 - 500.00 nm 20 sec Early 1990s
TRS 3110 Calypso IV [DRUA 33] Radar, Target Indicator, 2D Surface-to-Air & Surface-to-Surface 0.20 - 20.00 nm 2 sec Early 1970s
TSM 2233M Scylla [DSUV 2H + DUUA 2D] Hull Sonar, Active/Passive Search & Track 0.00 - 40.00 nm 15 sec Late 1990s
TSM 2243 Acoustic Intercept 0.00 - 36.00 nm 5 sec Early 1980s
Series 30 SMS Photonics Mast Sensor Group
Group Components
# Component Type Purpose Range Scan Interval Generation
1 Series 30 SMS TV/EO Component Visual Visual, Surveillance & Navigation TV Camera 0.00 - 22.50 nm 10 sec Visual, 3rd Generation TV Camera (2000s/2010s, CCD)
2 Series 30 SMS LLTV Component Visual LLTV, Surveillance & Navigation Camera 0.00 - 22.50 nm 10 sec LLTV, 3rd Generation (2000s/2010s)
3 Series 30 SMS IR Component Infrared Infrared, Surveillance & Navigation Camera 0.00 - 22.50 nm 10 sec Infrared, 3rd Generation Imaging (2000s/2010s, Impr LANTIRN, Litening II/III, ATFLIR)
5 Series 30 SMS QLR IR Component Infrared Infrared, Day/Night Spherical Situational Awareness & Fire Control 0.00 - 15.00 nm 2 sec Infrared, 3rd Generation Imaging (2000s/2010s, Impr LANTIRN, Litening II/III, ATFLIR)

Submarine Capabilities Code

Snorkel

Signatures

Type Front Side Rear
Passive Sonar, VLF (0-1000 Hz, 200 Hz Center Frequency) 90 dB 91 dB 92 dB
Passive Sonar, LF (1-5 KHz, 3 KHz Center Frequency) 60.5 dB 61 dB 62 dB
Passive Sonar, MF (5-10 KHz, 7.5 KHz Center Frequency) 52.5 dB 53 dB 54 dB
Passive Sonar, HF (10-500 KHz, 20 KHz Center Frequency) 44 dB 45 dB 46 dB
Active Sonar, VLF-HF (0-500 KHz) 18 dB 100 dB 18 dB
Visual Detection Range 2.4 nm 4 nm 2.4 nm
Visual Classification Range 0.6 nm 1 nm 0.6 nm
Infrared Detection Range 2.4 nm 4 nm 2.4 nm
Infrared Classification Range 0.6 nm 1 nm 0.6 nm
Radar, A-D Band (30-2000 MHz) 31.6 dBsm (1445.44 m²) 36.4 dBsm (4365.16 m²) 31.6 dBsm (1445.44 m²)
Radar, E-M Band (2-100 GHz) 31.6 dBsm (1445.44 m²) 36.4 dBsm (4365.16 m²) 31.6 dBsm (1445.44 m²)

Default Configuration

Model Capacity Fire Interval Comments
C303/S DL 12 1 sec CIRCE, Submarine
533mm TT 1 5 sec F21, 2017, SM.39 Blk II

Magazine Systems

Magazine Name Capacity Comments
Riachuelo 18 Brazil, 2018

Datalink

ID Type Model Range Channels
8002 Two-Way Wire Guidance Torpedo Wire Control [2 Wires] 30 nm 2
7001 Radio HF Radio [Secure] 300 nm 10
7001 Radio VHF Radio [Unsecure] 100 nm 0
7001 Radio HF Radio [Unsecure] 300 nm 10
7001 Radio UHF Radio [Secure] 100 nm 0

Engines

Model Type Combined Type Engine Count Shafts Primary Engines Secondary Engines Hypothetical Comments
4x MTU 12V396 SE84 Diesels Diesel N/A 4 4 4 - No -
Electric Motor Electric N/A - - - - No -