Kidde Fire Systems Surge Protector P/N 81-CO2MAN-001 Manuale Utente
P/N 81-CO2MAN-001
D-1
September 2013
APPENDIX D
EQUIVALENT LENGTH
D-1
VALVE AND DELAY EQUIVALENT LENGTH
The following table provides equivalent length information:
Part Name
Part No.
Nominal Pipe
Size, in.
Equivalent Length, ft
Sched 40 Sched 80
Directional (Stop) Valve
81-870023-000
1⁄2
11
-
81-870022-000
3⁄4
17
-
81-870122-000
1
21
13
81-870032-000
1 1⁄4
52
35
81-870123-000
1 1⁄2
34
24
81-870049-000
2
76
55
81-890010-000 w/
WK-236716-000
WK-236716-000
2 1⁄2
69
50
81-890010-000
3
216
159
81-890208-000
4
206
157
Check Valve
81-800327-000
1⁄2
7
4
81-800266-000
3⁄4
17
10
WK-800443-000
1
12
8
81-800444-000
1 1⁄4
51
34
81-870152-000
1 1⁄2
-
40
81-870151-000
2
-
120
81-870100-000
3
-
600
CO2 Discharge Delay
81-871071-000 or
81-897636-000
81-897636-000
3⁄4
15
-
Cylinder Valve Assembly. For 25, 35, 50 lb (5, 7, 9, 11, 16, 23 kg) sizes. Includes dip
tube, valve, discharge head 872450 or 872442 and flexible hose.
tube, valve, discharge head 872450 or 872442 and flexible hose.
1⁄2
73
37
Cylinder Valve Assembly. For 50, 75, 100 lb (23, 34, 45 kg) sizes. Includes dip tube,
valve 840253, head 872450 or 872442 and flexible hose.
valve 840253, head 872450 or 872442 and flexible hose.
3⁄4
31
16