Data Sheet for Product

Technical Instructions Powermite 599 Series MZ Series Zone Control Two-way Valves
Document No. 155-198P25
December 29, 2009
Page 2 Siemens Industry, Inc.
Specifications,
continued
Operating
Controlled medium Water or water-glycol solutions to 50%
Medium temperature range 35°F to 250°F (2°C to 120°C)
Maximum inlet pressure See Table 1
Maximum recommended differential pressure for modulating service
Liquid 25 psi (173 kPa)
Rangeability
Cv <1 >50:1
Cv >1 >100:1
Close-off pressures See Figure 1 and Table 5
Close-off ratings According to ANSI/FCI 70-2
Leakage rate Class IV (0.01% of Cv)
Flow characteristics Modified equal percentage
Miscellaneous
Canadian Registration Numbers 0H7645.5
0C0838.9
Mounting location NEMA 1 (interior only)
Dimensions See Tables 8 and 9 and Figure 4
Valve weight See Table 8
Service Kit
Sealing rings for union valves (package of 25)
1/2 inch (15 mm) 698-088
3/4 inch (20 mm) 599-03394
Union connection kit
1/2-inch (15 mm) 599-02941
3/4-inch (20 mm) 599-02942
Protective black knob
to cover the bonnet
and threads
4 268 8895 0
Table 1. Body Temperature-Pressure Rating.
Valve
Body
Temperature
°F °C
Pressure
psig (kPa)
ANSI Class 250
Bronze
or
Forged
Brass
-20 to 150 (-30 to 66)
200 (93)
250 (121)
300 (149)
350 (177)
400 (2758)
385 (2655)
365 (2586)
335 (2300)
300 (2068)