Product Introduction:
300X slow close check valve is a kind of intelligent valve, installed at the outlet of pump in high building's feeding system and other feeding system to prevent the fluid flowing backwards, water-hammering and water-hitting. This kind of valve has the function of electric valve, non return valve and water-hammering eliminator and improves the safety of feeding system. It has the principal of slow-open, quick-clos and slow-close into one to prevent water-hammering when start or stop pump. Just operate the pushing button for the pump motor and the valve can automatically open or close according to the operating procedure with little pressure loss and large flow rate.
Specification
|
|
Work pressure
|
1.0Mpa
|
1.6Mpa
|
2.5Mpa
|
|
Shell Test
|
1.5Mpa
|
2.4Mpa
|
3.75Mpa
|
|
Seal Test
|
1.1Mpa
|
1.76Mpa
|
2.75Mpa
|
|
Minimum
movement pressure
|
P1≥0.07Mpa
|
|
Temperature
|
0℃~80℃
|
|
Medium
|
Water
|
Main Demisions
|
|
Norminal diameter
|
L
|
A
|
A1
|
H
|
H1
|
F
|
|
50
|
230
|
320
|
210
|
265
|
210
|
170
|
|
65
|
250
|
330
|
215
|
310
|
215
|
180
|
|
80
|
260
|
350
|
220
|
350
|
245
|
210
|
|
100
|
320
|
410
|
230
|
460
|
305
|
275
|
|
125
|
370
|
420
|
245
|
520
|
365
|
310
|
|
150
|
410
|
430
|
260
|
570
|
415
|
355
|
|
200
|
480
|
440
|
280
|
695
|
510
|
460
|
|
250
|
580
|
450
|
300
|
780
|
560
|
500
|
|
300
|
690
|
460
|
320
|
905
|
658
|
580
|
|
400
|
860
|
480
|
360
|
1030
|
735
|
715
|
|
500
|
980
|
580
|
420
|
1135
|
665
|
830
|
|
600
|
1100
|
600
|
445
|
1270
|
725
|
920
|
|
700
|
1650
|
730
|
495
|
1460
|
865
|
980
|
|
800
|
1850
|
830
|
530
|
1640
|
925
|
1050
|
Packing & Delivery :
Packing Details : all by seaworthy plywood case and packed strongly by packing belt as below
Delivery Details : Generally it is 5-10 days if the goods are in stock. or 15-30 days if the goods are OEM or not enough subject to the order quantity. But anyway, normally, we are able to make sure the delivery will not exceed 45 days.
