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GESTRA

Tank container relief vent valveRV 30, RV 40 A3

Edition: 4/00

RV 30RV 40

Ta nk co nta iner relief ve nt va lve RV 40

Product Description

The tank container relief vent valve RV 30,RV40 protects the container against vacuumand overpressure. The design complies withthe regulations for IMO class 1 and 2 tankcontainers. The valve operates like a standardsafety valve as described in both AD-2 andIMDG code with the features defined therein.

The RV 30 is a standard relief valve againstexcess pressure. The RV 40 is a standard reliefvalve against excess pressure including avacuum relief valve to protect the containeragainst vacuum.

The valves are designed to offer important

advantages: The simple, yet robust design of the valve

saves weight.

The valves operation is self-explanatory.

Low height due to compact design.

Bursting discs can be integrated.

Variable end connections like threads andflanges.

The tank container relief vent valve RV 30,RV 40 complies with the following codes andregulations:

Marine Service: IMDG-Code / GGV See;

Rail Service: RID / GGV Eisenbahn Road Service: ADR / GGV Strae

Other: AD-Merkbltter / Guidelines of theGerman department of traffic

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A3

2000 GESTRA GmbH BREMEN Printed in Germany814163-00/400

Supply in accordance with our general termsof business.

System description RV 40

DN / NPS65 / 2.5"

Set pressurePreset from 1.25 to 7.33 bar

Vacuum setting (RV 40 only)0,79 bar

abs

Product approvalLloyd's Register

Technical Data

End connectionTreaded to BSP 2,5" flanges

Materials316 SS

Certified coefficient of dischargeAlpha w=

WeightRV 30: 6.0 kgRV 40: 6.5 kg

DimensionsHeight: 88mmDiameter: 115mmD

0: 67mm

RV 30RV 40

GESTRA GmbH

Postfach105460, D-28054 Bremen

Hemmstrae130, D-28215 Bremen

Tel. + 49 (0)4213503-0

Fax + 49 (0)4213503-393

Internet www.gestra.de

Vacuum relief

vent valve

Excess pressure

relief vent valve