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 by
DNV 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