#2183

SS 1600 class

🇨🇭 Switzerland ·built by Werkspoor· from 1927· class of 20 Dutch East Indies 2-6-6-0 locomotives

2 photos from Wikimedia Commons · credits & licences

1. DKA CC50 (50 29 A): Joachim Lutz· CC BY-SA 4.0
2. CC50 01 TMII 110425 1: Jauhsekali· CC BY-SA 4.0

what is it?

The SS 1600 class, later reclassified as the CC50 class, is a 2-6-6-0 articulated Mallet type steam locomotive previously operated by the Staatsspoorwegen (SS), the state-owned railway of Dutch East Indies. It was later inherited by the Indonesian State Railway. The class was built by Werkspoor and the Swiss Locomotive and Machine Works (SLM).

who runs it

Staatsspoorwegen Kereta Api Indonesia

base stats

speed 55 km/htop speed
power 895 kWpower output
built 30made in total

Bars compare against all trains: 600 km/h (maglev), 1,700 seats; power, weight and number built on a log scale up to 20 MW, 1,000 t and 20,000 built.

fun facts

First built 99 years ago, in 1927.
895 kW is about 11 family cars (~85 kW each) flat out.
19.9 m long: about 4 cars parked nose to tail.
Served for 57 years (1927–1984).

steam locomotive: Burns coal, wood or oil to boil water; the steam drives pistons that turn the wheels.

spec sheet

built: 1927–1928
in service from: 1927
retired: 1984
status: retired
number built: 30
kind: Steam
traction: steam
origin: 🇨🇭 Switzerland
builders: Werkspoor, Swiss Locomotive and Machine Works
operators: Staatsspoorwegen, Kereta Api Indonesia
top speed: 55 km/h
power: 895 kW
gauge: 1,067 mm Cape gauge
electric system: Maffei Poge (Originally fitted), Pyle National (DKA-era modification)
wheel arrangement: 2-6-6-0
length: 19.9 m
nicknames: Sri Gunung / De Bergkoningin, Si Gombar

From the Wikipedia infobox and Wikidata. Blank means the sources don't say.

Sources: Wikidata Q12478109, Wikipedia: SS 1600 class (CC BY-SA 4.0).Updated 2026-10-25.