Emerson 66R Bedienerhandbuch PDF herunterladen (Seite 8)

Types 66R and 66RR

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Figure 6. Type 66R Relief Valve

*Recommended spare part.

40A6361-B





30A6359-B

B1433





  

3 Diaphragm Case, Steel

Standard

NPS 2 (DN 50) body 3D478728992

NPS 3 (DN 80) body 3D478928992

NPS 4 (DN 100) body 3D479128992

Optional 3/4 NPT tapped

(for Type 66R with sealing diaphragm only)

NPS 2 (DN 50) body 1F4421000A2

NPS 3 (DN 80) body 1F4419000A2

NPS 4 (DN 100) body 1F1319000A2

4 Upper Diaphragm Plate, Zinc-plated steel

NPS 2 (DN 50) body

2-inches w.c. to 2 psig (5 mbar to 0,14 bar)

set pressures for Type 66R or 3-inches w.c.

to 3.25 psig (7 mbar to 0,22 bar) set

pressures for Type 66RR 1D255625072

1.5 to 5 psig (0,10 to 0,34 bar)

set pressures for Type 66R or 3.25 to

7 psig (0,22 to 0,48 bar) set

pressures for Type 66RR 1D555725012

NPS 3 (DN 80) body 1D477328992

NPS 4 (DN 100) body 1D477425062

5* Diaphragm

Nitrile (NBR)

NPS 2 (DN 50) body 1D477002072

NPS 3 (DN 80) body 1D477102072

NPS 4 (DN 100) body 1D477202072

Fluorocarbon (FKM)

NPS 2 (DN 50) body 1D477002332

NPS 3 (DN 80) body 1D477102332

NPS 4 (DN 100) body 1D477202332

  

6 Spring, Zinc-plated steel See following table

7 Bottom Flange, Steel

NPS 2 (DN 50) body 1D477825062

NPS 3 (DN 80) body 17A9250X012

NPS 4 (DN 100) body 1D478025062

8* O-Ring

Nitrile (NBR)

NPS 2 (DN 50) body 1D785306992

NPS 3 (DN 80) body 1D785406992

NPS 4 (DN 100) body 1D785506992

Fluorocarbon (FKM)

NPS 2 (DN 50) body 1N115606382

NPS 3 (DN 80) body 1N115706382

NPS 4 (DN 100) body 1D2658X0022

9 O-Ring Retainer

Brass

NPS 2 (DN 50) body 1D475814012

NPS 3 (DN 80) body 1D475914012

NPS 4 (DN 100) body 1D476014012

316 SST

NPS 2 (DN 50) body 1D475835072

NPS 3 (DN 80) body 1D475935072

NPS 4 (DN 100) body 1D476035072

10 Valve Plug Skirt

Brass

NPS 2 (DN 50) body 1D476112012

NPS 3 (DN 80) body 1D476212012

NPS 4 (DN 100) body 1D476312012

316 SST

NPS 2 (DN 50) body 1D476133092

NPS 3 (DN 80) body 1D476233092

NPS 4 (DN 100) body 1D476333092

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Types 66R and 66RR 1

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