A world of possibilities

A world of possibilities
Gertsen & Olufsen AS is situated north of Copenhagen and has since 1945 been one of the largest suppliers of equipment and systems to the marine industry.

With this comprehensive line of products Gertsen & Olufsen has established itself as a major player and supplier of specialised products to the international marine markets. Our business philosophy is to offer competent advice and service by a dedicated and competent staff with a profound knowledge of our customers and their needs and the solutions provided by our products and
systems. 

Worldwide service
Through an extensive international network of agents, Gertsen & Olufsen AS ensures the highest service level. Just one phone call, fax or e-mail and you will be in touch with someone who will be delighted to assist you.

The DU25 dosing plant is the most advanced dosing system from Gertsen & Olufsen incorporating a state of art dosing pump and fittings. The system is specially designed for rugged marine applications. Capable of delivering 25 bar continuous pressure for the most demanding boiler application.

The maintenance free system uses a high performance diaphragm pump for risk free use in the most demanding environmental areas.

The precision pump has an extensive set of user options and control modes such as viscosity and media settings.

Delivered with a 60 litres tank and a Stainless steel (SS316) base frame, suction lance with filter and low level switch.

The standard system is supplied with an SS316 no return injection lance and our standard program settings.

• SS316 Base frame
• SS316 Pump house
• Serto fittings
• Integrated injection control with optoGuard
• Viscosity setting for different media
• Low level control/alarm
• 4-20 mA control possibility from the SCADA system with curve shaping ability
• Continuous or pulsating dosing
• The integrated injection control optoGuard® detects blocked dosing points, broken dosing lines and air or gas bubbles trapped in the dosing head
• Diaphragm failure monitoring (option)
• Alarm relay output to SCADA system (option)
• Profi and Can bus control (option)

Pump Data:

Capacity range 7.5-75 l/h, 25-2 bar

• Stroke length continuously adjustable from 0 - 100% (recommended range 30 - 100%)
• Storage and transport temperature: –10 to +50 °C. Ambient temperature during function: –10 to +45 °C (drive and control)
• Admissible relative humidity: 92 % relative humidity, non-condensing use in humid and alternating atmosphere: FW 24 pursuant to DIN 50016

Protection against contact and protection against moisture IP 65 pursuant to IEC 529, EN 60529, DIN VDE 0470 Part 1

The DU16 system uses a well proven cost effective technology, for a minimum maintenance system, incorporating all of the advantages from our larger systems. The system is fitted with high quality fittings from serto.

The standard system is delivered with a no return injection lance in SS316.

Pump Data:

• Capacity range 0.74-32 l/h, 16-2 bar
• Continuous stroke length adjustment from 0-100% (recommended 30-100%)
• HV liquid end for highly viscous media (Option)
• 10-setting stroke frequency adjustment from 10-100%
• External control via volt-free contacts (Option)
• Storage and transport temperature: –10 to +50 °C. Ambient temperature during function: –10 to +45 °C (drive and control)
• Admissible relative humidity: 92 % relative humidity, non-condensing use in humid and alternating atmosphere: FW 24 pursuant to DIN 50016

Protection against contact and protection against moisture IP 65 pursuant to IEC 529, EN 60529, DIN VDE 0470 Part 1