Maintenance; Metal Ruptureguard Disk; Replacement; Specifications - Trane RuptureGuard CDHF Installation, Operation And Maintenance Manual

Pressure relief system option
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Maintenance

Metal RuptureGuard Disk

Replacement

The easiest way to remove the metal RuptureGuard™
disk from the valve assembly is to carefully pierce the
dome with a screwdriver. Gently pull the disk out of the
body of the valve by using the hinge area on the other
side of the disk's dome. Avoid scratching the interior of
the valve body.

Specifications

Relief Valve

Rating at 15 psig ±5% (103.4 kPaG ±5%)
Bubble tight reseat at 13 psig (89.6 kPaG)
Stainless steel valve body
Stainless steel valve spring, spring hooks and valve
plug
O-rings compatible with the specific refrigerant in
use
Valve body flange connections
3-in. (76.2 mm) valve
3-in. (76.2 mm) Trane® flange
CTV-SVX06J-EN
3-in. (76.2 mm) 150# ANSI flange, Ø.75 in.
(4x) @6.00 in. B.C. (Ø19.1 mm [4X] @152.74
mm B.C.)
4-in. (101.6 mm) valve
4-in. (101.6 mm) 150# ANSI flange, Ø.75 in.
(8X) @7.50 in. B.C. (Ø19.1 mm [8X] @190.5
mm B.C.)

Rupture Disk

Burst rating of 15 psig ±2 psig (103.4 kPaG ±13.8
kPaG) at 115°F (46.1°C)
Nickel disk construction with stainless steel cassette
body

Weight

3-in. (76.2 mm) Valve Only—28 lb (12.7 kg)
4-in. (101.6 mm) Valve Only—40 lb (18.1 kg)
Spool piece—27 lb (12.2 kg)

Pressure Switch

Trip at 11 psig (75.8 kPaG), reset at 8 psig (55.2 kPaG),
SPDT contacts rated at 5A at 220V
23

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