Emerson NZ Series - Page 4

NZ/NZ-M and NZOS/NZOS-M Series
4
4
1. The pressure/temperature limits in this Instruction Manual and any applicable standard or code limitation should not be exceeded.
Body Sizes, End Connection Styles and Pressure Rating
(1)
: See Table 1
Maximum Allowable Pressure
(1)
: 102 bar / 1479 psig
Emergency Casing Pressure: 102 bar / 1479 psig
Minimum Differential Pressure
(1)
: See Table 3
Accuracy Class (Regulating Device): Up to AC 1
Accuracy Class (Slam Shut): Up to AG 1
Outlet Pressure Ranges: See Table 2
Pressure Registration: External
Pilot Connections: 1/4 NPT
Temperature Capabilities
(1)
:
Standard Version (Working): -10 to 60°C / 14 to 140°F
Low Temperature Version (Working): -20 to 60°C / -4 to 140°F
Options
Travel Indicator
Integral Silencer
Liner Transducer
C
g
: 200 for DN 25 / 1 in. only
Stainless Steel Fitting
316 Stainless Steel Trim
Remote pressure loaded pilot. (Connection 1/8 NPT. Maximum loaded pressure is 10 bar.)
Table 1. Main Valve Body Sizes, End Connection Styles and Body Ratings
MAIN VALVE BODY SIZE
MAIN VALVE BODY MATERIAL END CONNECTION STYLE
STRUCTURAL DESIGN TRATING
DN NPS bar psig
25 1
WCB/WCC or LCC Steel
ANSI 150RF 20 290
ANSI 300RF 51 740
ANSI 600RF
(1)
102 1480
50 2
ANSI 150RF 20 290
ANSI 300RF 51 740
ANSI 600RF
(1)
102 1480
80 3
ANSI 150RF 20 290
ANSI 300RF 51 740
ANSI 600RF
(1)
102 1480
100 4
ANSI 150RF 20 290
ANSI 300RF 51 740
ANSI 600RF
(1)
102 1480
150
(1)
6
(1)
ANSI 150RF 20 290
ANSI 300RF 51 740
ANSI 600RF
(1)
102 1480
1. Not available for Types NZOS and NZOS-M.
Table 2. Outlet Pressure Ranges
TYPE
OUTLET PRESSURE RANGE PILOT CONTROL SPRING INFORMATION
bar psig Spring Color Part Number
JPLO and JPLC
JPLOW and JPLCW
JPLOM and JPLCM
0.5 to 1 7.25 to 14.5 Galvanized ERSA00884A0
1 to 6 14.5 to 87 White ERSA00886A0
5 to 10 72.5 to 145 Yellow ERSA00887A0
8 to 20 116 to 290 Blue ERSA00906A0
18 to 30 261 to 435 Red ERSA00907A0
JPHO and JPHC
JPHOW and JPHCW
JPHOM and JPHCM
28 to 40 406 to 580 Blue ERSA00906A0
38 to 65 551 to 943 Red ERSA00907A0