Product Handbook 2026 - Volume 1

Control systems Safety valves

4

Safety information, installation and maintenance For full details see the Installation and Maintenance Instructions (IM-P317-01) supplied with the product. Installation note: The safety valve should always be fitted with the centre line of the spring housing vertically above the valve.

Sizing and selection In accordance with TRD 721. See Tables 1 and 2, page 5.

SV60H safety valve selection guide: Model type SV60

SV60

4H = Carbon steel

Body material

4H

7H = SG iron

Configuration

A

A = Closed bonnet / easing lever

E = EPDM

Seal material

E

V = Viton

Size

DN20

DN20 to DN150

PN16 (DN65 to DN150 only)

Inlet connection

PN40

4.7 59

PN25, PN40

Selection example

SV60 -

4H

-

A -

E

-

DN20 -

PN40

How to order Example: 1 off Spirax Sarco SV604HAE, DN20 flanged PN40 safety valve with a set pressure of 6 bar g.

TI-P317-02 CTLS Issue 5

Page 7 of 7

SV60H Safety Valve

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