Hydraulic Power Pack Manufacturer · Talwade, Pune · Since 1991

Test Rigs & Test Stands · Since 1991

Hydraulic test stands. Designed, built and proven in Pune.

Six custom test rigs delivered to global fluid power OEMs — from 120 to 700 bar, from production end-of-line rigs to full motor performance test stands with torque–speed–efficiency data acquisition.

6 test stands delivered 700 bar max test circuit 45 kW largest VFD drive 2 global OEM customers
Test stand capability
Pressure120 – 700 bar
Flow metering0.2 – 350 LPM
Driveup to 45 kW VFD
Torque500 Nm in-line
DAQNI + Industrial PC
DeliveryBuild & FAT at Talwade
Test stands engineered and built for global fluid power OEMs — repeat customers, six deliveries, 2018–2025.

Delivered work, 2018–2025

Six hydraulic test stands, built in Pune, running at OEM plants

Every stand below was engineered, manufactured, FAT-tested at our Talwade works and commissioned at the customer’s site. Specifications describe our build scope — customer designs and drawings remain the customer’s property.

01 · Built for a global fluid power OEM · 2018

Hydraulic Motor Test Stand

420 bar test pressure45 kW VFD drive500 Nm torque measurement1–350 LPM flow metering

A complete performance test stand for hydraulic motors: torque, speed and efficiency mapping under controlled regenerative load, with full data acquisition.

  • 90cc piston test pump on 45 kW VFD motor with speed encoder; ~55 kW total installed power
  • Regenerative load circuit with 55cc load motor; proportional pressure & flow control
  • In-line 500 Nm telemetry torque sensor, speed sensors, screw flowmeters incl. case-drain metering from 1 LPM
  • Industrial PC + NI data acquisition & software; safety-relay interlocked enclosure 5.0 × 3.0 × 2.5 m
  • 800 L overhead reservoir, 28 kW plate heat exchanger, filtration to 5 µm
Hydraulic accumulator and rotary actuator test stand built by Suyog Hydrosystems, Pune

02 · Built for a global fluid power OEM · 2023

Accumulator & Rotary Actuator Test Stand

700 bar high-pressure unit22 kW VFD drive 0–2000 rpm7× 1000-bar pressure sensors3× online particle counters

A multi-function stand combining accumulator proof and leakage testing with rotary actuator functional testing — our highest-pressure build.

  • Dedicated 700 bar radial-piston high-pressure unit with proportional relief control
  • Leakage test regimes at 310 / 517 bar; automated sequencing of 20+ solenoid operations
  • 32cc variable piston pump on VFD drive with proportional pilot control
  • Flushing, contamination control and ISO cleanliness monitoring throughout

03 · Built for a global fluid power OEM · 2022

Pump Shaft-Locked Fatigue Test Stand

350 bar fatigue cycling37 kW driveProportional valve cycling24/7 continuous duty

An endurance stand that pressure-cycles locked-shaft pumps to validate structural life — built for long unattended runs.

  • Programmed pressure cycles via proportional directional valve
  • Dual 400-bar pressure controllers for cycle counting and safety shutdown
  • 32 kW heat exchanger sized for round-the-clock duty
  • SS304 / carbon steel TIG-welded seamless piping
Hydraulic pump shaft-locked fatigue test stand built by Suyog Hydrosystems, Pune

04 · Built for a global fluid power OEM · 2019–20

3-Station Gear Pump Test Rig

3 parallel stations0.2–60 LPM range37 kW VFD drive400 bar controllers

A production end-of-line rig for aluminium gear pumps — built for cycle time, fast changeover and operator safety, not just measurement.

  • One 0.2–15 LPM station + two 0.4–60 LPM stations, each with proportional relief and flow transmitter
  • Pneumatic pump clamping with interlocked safety door for fast changeover
  • Online particle monitoring, sump recovery unit, 30 kW plate heat exchanger

05 · Built for a global fluid power OEM · 2020

EDC Test Stand

300 bar test200 bar workingSS304 piping~1.25 m² footprint

A compact stand for validating electronic displacement control on piston pumps — proof that we build small and precise, not only big.

  • 12 V DC solenoid controls; IP-55 wiring to junction box
  • Stainless seamless piping, TIG welded
Compact hydraulic EDC test stand built by Suyog Hydrosystems, Pune
Hydraulic duplex filter test rig built by Suyog Hydrosystems, Pune

06 · Built for a global fluid power OEM · 2025

Duplex Filter Test Rig

150 bar test120 bar working2 pump circuits

Our most recent delivery: a rig for testing duplex filter bodies and changeover under pressure, with dedicated spillage recovery.

  • 5.5 kW main circuit + 0.75 kW spillage-recovery circuit with collection tray and strainer
  • Pressure transmitter + panel-mounted relief and metering controls; rotatable control panel

Capability envelope

Proven, not promised — every figure below has run on a delivered stand

Pressure

120 – 700 bar

Working and proof circuits, staged relief protection.

Flow measurement

0.2 – 350 LPM

Screw flowmeters down to 1 LPM case-drain metering.

Drive power

Up to 45 kW VFD

0–2000 rpm variable-speed drives with encoders.

Torque

500 Nm in-line

Telemetry torque sensing for performance mapping.

Data acquisition

NI + Industrial PC

PLC/HMI control, automated test sequencing.

Cleanliness

ISO code monitoring

Online particle counters; 3–5 µm filtration.

Safety

Interlocked & relayed

Safety relays, interlocked enclosures, staged relief.

Test types

Mapping to endurance

Performance mapping, end-of-line, fatigue, leakage.

Why OEMs choose Suyog

Hydraulic test rig manufacturer in India that global OEMs return to

Proven with the biggest names

Repeat OEM business, 2018–2025

Two global fluid power OEMs came back repeatedly across seven years — six stands, zero one-off relationships. Customer references available on request.

OEM-grade process

Engineered like your own plant would

Revision-controlled circuits, BOMs and GA drawings; TIG-welded seamless piping; witnessed FAT before anything ships.

Local to Pune’s industrial belt

Talwade works, minutes from Chakan / PCMC

Design reviews at your site, quick iterations during build, and lifetime support a short drive away.

One point of responsibility

Hydraulics to DAQ from one team

Hydraulics, structure, electricals, controls, data acquisition and safety in one scope — with in-house testing to 350 bar / 200 LPM.

How a test stand project runs

From specification to a commissioned hydraulic test bench

Requirement study

DUT range, pressures, flows, speeds, torque, cycles and site constraints.

Concept & quotation

Circuit concept, layout and budgetary proposal for review.

Detail engineering

Circuits, BOMs and GA drawings — released for your sign-off before build.

Build & FAT at Talwade

Manufacture, integration and witnessed factory acceptance test at our works.

Installation, commissioning & training

At your site, pan-India, with operator training and support after handover.

Test stand enquiries

Have a test specification? Let’s review it.

Send us your DUT range, pressures, flows, speeds, torque and test cycles — we’ll respond with a concept and budgetary proposal.

sales@suyoghydrosystems.com  ·  +91 98609 60006

Test rig & test bench FAQs

Common questions from OEM test engineers

Can you build test stands above 350 bar?

Yes — we have delivered a 700 bar high-pressure test circuit, with proportional relief control and 1000-bar-class pressure instrumentation.

Do you supply data acquisition and software?

Yes — NI-based DAQ with Industrial PC, plus PLC/HMI control and automated sequencing where the test cycle requires it.

Which component brands can you build with?

Parker, Eaton, Danfoss, Bosch Rexroth, HAWE — or per your global standard.

Do you commission at our site?

Yes, pan-India; fastest support in Pune / Chakan.

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