PHB 2026 Vol-1

E-114

● 정비부품 (DN25 - DN100 밸브) DN25 - DN100 밸브용 정비부품은 다음과 같다. 기타 부품은 정비부품으로 공급되지 않는다.

밸브 타입에 해당하는 정비부품

DRV7

Stainless steel seated

밸브 어셈블리

DRV7G

Nitrile soft seated

Types 1 to 5

EPDM diaphragm

구동기 어셈블리

Types 1N to 5N

Nitrile diaphragm

● 공급 가능한 정비부품

Coupling

A

Diaphragm set Diaphragm and sealing washer.

B, C

Needle bearing

D

Sealing bellows set Sealing bellows assembly, and sealing bellows gasket.

E, F

Control spring(s)

I

DN25 - DN50

Seat / head set DN25 to DN50 Seat, seat gasket, head, self-locking nut, head seal and bonnet gasket. Head set DN65 to DN100 Head, self-locking nut, head seal, bonnet gasket and balancing bellows gasket. Balancing bellows set DN25 to DN50 Balancing bellows assembly, balancing bellows gasket, bonnet gasket, head seal, self-locking nut, sealing bellows gasket. Balancing bellows set DN65 to DN100 Balancing bellows assembly, balancing bellows gasket, bonnet gasket, self-locking nut and head seal. Gasket set DN25 to DN50 Sealing bellows gasket, bonnet gasket, seat gasket and balancing bellows gasket. Gasket set DN65 to DN100 Sealing bellows gasket, bonnet gasket and balancing bellows gasket.

J, K, L, W, H, G

L, W, H, G, M

N, M, G, H, W, F

N, M, G, W, H

F, G, K, M

F, G, M

TI-P204-01 / CTLS Issue 15

Page 7 of 10

DRV7, DRV7G 직동식 감압밸브 - 구상흑연주철