"> Nanjing Separation Engineering (China) PDSD Series
OceanSphere
Engines
⚓ Working on this equipment?
Ask the AI troubleshooter, log your hours on board and turn them into invoice-ready service reports — for this exact model.
Start free — 14 days →
No credit card required
Is Nanjing Separation Engineering (China) your company? Claim this page
Nanjing Separation Engineering (China)

PDSD Series

Nanjing Separation Engineering Co. (NSEC) is a Chinese separator manufacturer producing marine separators for export since 2008. The PDSD series is mainly used on Chinese newbuilds and in the Southeast Asian market. Priced significantly below Alfa Laval and MKK (approximately 50–70% cheaper). Quality has improved noticeably since 2015, but remains behind established manufacturers. CCS-approved, DNV/BV approval depending on model.

1,000-20,000 l/h
Capacity
Fuel Oil / Lube Oil
Medium

Components & Design

Component data being added…

Technical Data

type Disc-Stack Centrifugal Separator
variant count approx 4
period start year 2008
drive type Electric
construction Cast iron/stainless steel, gear drive

🤖 Ask about this model

One free question — answered like a marine engineer. No account needed.

Common failures & inspection points

●Production quality inconsistency — bowl balancing varies between batches
●Control system reliability issues on early models (pre-2015)
●Disc stack dimensional tolerances looser than Western/Japanese OEMs

Service & Maintenance

Bowl overhaul every 4,000-5,000 hrs (shorter intervals recommended due to quality variability). Service through NSEC China network.

Suppliers & Spare Parts

Direct links to manufacturer, datasheet, spare-parts portal and dealers — request access below.

📄 Request sourcing links & documents
🛠 Manage this equipment in your fleet

Cases, daily reports, timesheets and AI troubleshooting in the OceanSphere Marine app — free for 14 days.

Start free trial →
🔎 Suppliers & service for this equipment

Find manufacturers, repair shops and spare-part dealers in the Maritime Network — our global company directory.

Maritime Network →

Replacement Parts

NSEC direct supply, very competitive pricing. Lead time: 2-3 weeks in China. Not compatible with Alfa Laval or MKK parts.
Working on this unit?
Log hours, photos and findings into an invoice-ready service report — OceanSphere Marine, 14-day free trial.
Need a service partner for Nanjing Separation Engineering (China)?
114,000+ shipyards, suppliers and service companies in the Maritime Network directory.
Equipment Model #37677 · ✓ still in production