07128895

DET NORSKE VERITAS
TYPE APPROVAL CERTIFICATE

CERTIFICATE NO. P-13117 This Certificate consists of 5 pages This is to certify that the Ballast Water Management System
771.91 with type designation(s)

OceanSaver BWMS Manufactured by

OceanSaver AS LYSAKER, Norway is found to comply with IMO Resolution MEPC.125(53), IMO Resolution MEPC.126(53) and DNV Type Approval Programme No.771.91 Application This is to certify that the Ballast Water Management System listed below has been examined and tested in accordance with the requirements of the specifications contained in the Guidelines and DNV Rules stated above. This certificate is valid only for the Ballast Water Management System referred to above. The certificate is issued on behalf of Norwegian Maritime Directorate

Place and date This Certificate is valid until Høvik, 2009-04-08 2013-04-08 for Det Norske Veritas AS

Øivin Lorentzen Jad Michel Mouawad Head of Section Surveyor

Ballast Water Management System Supplier

OceanSaver AS Under type and model designation
OceanSaver BWMS - C3T Equipment / Assembly drawings Ballast Water Management System manufactured equipment / assembly drawings referred to under Type Approval documentation below. Product description The OceanSaver BWMS consists of the following components: - C3T cavitation unit - C2E disinfection unit with rectifiers - TRO neutralization system - Control, monitoring, automation and data storage system - Nitrogen generator - Compressor for the Nitrogen generator - Filter unit - Ejector unit for the nitrogen - Control pressure valve (CPV) for back pressure management The components have their operational specifications as tested during the shipboard testing listed under Application\Limitation below. Application/Limitation Treatment Rated Capacity: 600 m3/h The Treatment Rated Capacity corresponds to the type and model: OceanSaver BWMS C3T with 18 C3T sub-units as tested during ship board testing in accordance with the G8 Guidelines of the Convention. Although not tested, other model designations with higher or lower flow rate have been documented in teoretical studies to have killing rate in compliance with the D-2 standards of the convention. The teoretical studies are given in OceanSaver (OS) - BWMS "Scaling by duplication" dated 2009-03-31 and operating range of the different models of the OceanSaver BWMS is given in "OS - Applied operating range", Rev. 3, dated 2009-03-31.The following operational specifications apply for the different components: C3T cavitation unit Minimum flow rate: 540 m3/h; with differential pressure between 1.6bar and 2.4bar for the model tested during ship baord test. C2E disinfection unit The hydrogen trap and ventilation of the C2E unit, together with all electrical and electronical sensors in the C2E unit must be installed according to the P&ID diagram approved by DNV. See reference in Type Approval documentation below. TRO neutralization system Reference is made to "TRO Neutralization Unit", Document ref. 41101-DS-01 issued
2009-03-16. Control and monitoring system The control and monitoring system included in the Type Approval consists of: - Personal computers A3300M, covered by type approval certificate A-10538 - Measurement converter, PR Electronics AS, covered by type approval certificate
A-9898 - Programmable electronic system, Rockwell automation, covered by type approval certificate A-10217 - Programmable electronic system, Micrologix 1762 and 1763 series, covered by type approval certificate A-10434 - Rectifier units, FlexKraft (3-5M) and (6-10M)

EMC: A Humidity: A Vibration: A Temperature: Up to 40 deg C Automatic control of the process according to requirements in IMO MEPC.58/23 ANNEX 4 Guidelines for approval of ballast water management systems (G8) have been verified. Nitrogen generator with ejector unit Volumetric injection rate is 7% of the total ballast water flow rate. Nitrogen purity must exceed 98%. Filter unit: The type approved system includes a Bollfilter Automatic Filter Selfclean type 6.18.2 BWT with wedge type wire mesh 50 microns. The application of any filter mesh type or size that gives documented better efficiency than the tested filter, provided within the operational limits for the CT3 unit (with respect to water flow and pressure) will be accepted under this type approval. Installation The installation of the system shall be in accordance with the principles of the P&ID diagram approved by DNV. See reference in Type Approval documentation
below. Installation onboard tankers with low flash point products and cargo pump room The installation of the system onboard tankers (oil tankers, chemical carriers and gas carriers) with low flash point products and cargo pump room shall be done in accordance with the P&ID diagram no. BWT-PID-005-01 Rev.0 "BWT System - Arrangement for Tankers with pump room" Approved in Principle by DNV on
2009-01-19. Type Approval documentation - Land based testing of the OceanSaver ballast water management system of MetaFil As - Final rapport, Report Report SNO 5529-2008 reviewed by DNV on
2008-02-29. - QAPP for shipboard tests with shipboard test results reviewed by DNV on
2009-02-12. - Ballast Water Management System - User Manual (Parts 1 & 2) approved by DNV on
2009-03-06. - G9 Final Approval Application. - Report of the Marine Environmental Protection Committee on its fifty-eightth session, MEPC 58/23. - OceanSaver Type approval onboard testing, Survey Report no. HOVHA/2008-11-21-J- - Quality assurance project plan reviewed by DNV on 2007-10-18 - OceanSaver Plan I and OceanSaver Plan II (Quality assurance manual - BWT system details) approved by DNV on 2007-10-18 - Drawing No. APPROVAL-PID-500-01 Rev. 1 "BWMS Piping and Instrument Diagram" approved by DNV with comments. - Drawing No. H2-APPROVAL-PID-500-01 Rev. 1 "H2 venting principle" approved byDNV with comments. - OceanSaver BWMS Type model and configuration Rev. 3 dated 2009-03-31. - OS - BWMS "Scaling by duplication" dated 2009-03-31. - "TRO Neutralization Unit", Document ref. 41101-DS-01 issued 2009-03-16. Tests carried out The Certificate is issued based on submitted documentation in form of approved QAPP, QMP and test results reports from UNIFOB. DNV has witnessed a function test of the system. Landbased testing in accordance with IMO Resolution MEPC.125(53) verified by DNV Shipboard testing in accordance with IMO Resolution MEPC.125(53) Active Substance approval testing in accordance with IMO Resolution MEPC.126(53)

Factory Acceptance Test and Extended Factory Acceptance Test of the control and monitoring system verified by DNV Marking of product For tracability of this type approval, each treatment system is to be marked with:
-Manufacturers name or trade mark -Type designation -Serial no. Certificate retention survey For retention of the Type Approval, a DNV surveyor shall perform a survey every second year and before the expiry date of this certificate to verify that the conditions of the type approval are complied with. Copy of type approval certificate A copy of this Type Approval Certificate should be carried on board a vessel fitted with this Ballast Water Management System at all times. A reference to the test protocol and a copy of the test results should be available for inspection on board the vessel. If the Type Approval Certificate is issued based on approval by another Administration; reference to that Type Approval Certificate shall be made.

END OF CERTIFICATE

Notice: This Certificate is subject to terms and conditions overleaf. Any significant change in design or construction may render this Certificate invalid. If any person suffers loss or damage which is proved to have been caused by any negligent act or omission of Det Norske Veritas, then Det Norske Veritas shall pay compensation to such person for his proved direct loss or damage. However, the compensation shall not exceed an amount equal to ten times the fee charged for the service in question, provided that the maximum compensation shall never exceed USD 2 million.In this provision "Det Norske Veritas" shall mean the Foundation Det Norske Veritas as well as all its subsidiaries, directors, officers, employees, agents and any other acting on behalf of Det Norske Veritas.

DET NORSKE VERITAS AS · VERITASVEIEN 1, 1322 HØVIK, NORWAY · TEL: (+47) 67 57 99 00 · FAX: (+47) 67 57 99 11