Emerson 66R Datasheet download pdf (Page 7)

Bulletin 71.4:66



SEE “CAPACITY INFORMATION” SECTION FOR CONVERSION TO EquIVALENT CAPACITIES OF OThER

GASES AND/OR CuBIC METERS PER hOuR. EACh CuRVE REPRESENTS A DIFFERENT BODY SIZE AS

MARkED. ALL MEASuREMENTS MADE AT 1 PSIG (0,07 ) RELIEF SET PRESSuRE.



/)

OF 0.6 SPECIFIC GRAVITY NATuRAL GAS

BJ9212-A

A2561

Figure 3. Typical Performance Curves for Standard Type 66R Relief Valve



/)

OF 0.6 SPECIFIC GRAVITY NATuRAL GAS



SEE “CAPACITY INFORMATION” SECTION FOR CONVERSION TO EquIVALENT CAPACITIES OF OThER GASES AND/OR CuBIC

METERS PER hOuR. EACh CuRVE REPRESENTS A DIFFERENT BODY SIZE AS MARkED. ALL MEASuREMENTS MADE AT

)

A0902-1

Figure 4. Typical Performance Curves for NPS 4 (DN 100) Types 66R and 66RR Relief Valves

NPS 4 (DN 100)

TYPE 66RR

NPS 4

(DN 100)

TYPE 66R



INLET PRESSuRE ()

100



(0,5)

(1,0)

(1,4)



INLET PRESSuRE

(PSIG)

0,20

0,15

0,10

0,05

0 8 16 24 32 40 48 56 64 72

(0,2) (0,4) (0,6)  (1,1) (1,3) (1,5) (1,7)  (2,1) (2,4)

INLET PRESSuRE

()

NPS 2 (DN 50)

BODY

NPS 3 (DN 80)

BODY

NPS 4 (DN 100)

BODY

1 2 3 4 5 6 7 8 9 10 11 12

Bulletin 71.4:66 1

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Emerson 66R Datasheet Page 7

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