"Cooling Water Control Valves CWGESTRAMAT nn

Features of the CW Series

nn

N

nn

Direct acting proportional controller for regulating the cooling-water return temperature.

nn

N

nn

Reduced capital costs (for new plants) coolant and energy consumption due to higher discharge temperatues

nn

N

nn

The valve prevents short-circuiting and automatically balances large systems.

nn

N

nn

Straight-through body with solid-state expansion thermostat and setting device.

nn

N

nn

Standard valve type CW 41 with pressure gauge (06 bar) and thermometer (֖30 to +100C).

nn

N

nn

MCW 41 = CW 41 with diaphragm actuator. (Retro-fitting of diaphragm actuator possible).

nn

Application

nn

L CW 44 CW 41 for industrial cooling water CW 44 CW 41/4 >
L for saline fluids, ammoniacal cooling water and chlorinated hydrocarbons CW 44k (wetted internal parts made from stainless steel) MCW 41 for heavily contaminated cooling systems >

nn

Specification*)

Type PN >

nn

ТȆ

PMX Material Pressure/Temperature [bar] EN ASTM PMA / TMA PMA / TMACW 41 16 6 EN-JS 1049 >
1 ) 16 bar/֖32C 16 bar/110аC >
2 ) >
3 ) CW 41/4 16 6 EN-JS 1049 >
1 ) 16 bar/֖32C 16 bar/110аC >
2 ) >
3 ) CW 44 25 16 1.0460 A 105 >
1 ) 25 bar/2ְC 25 bar/110C >
2 ) >
3 ) CW 44k 25 16 1.0460 A 105 >
1 ) 25 bar/Ж37C 25 bar/85аC >
2 ) >
3 ) >
1 ) ASTM nearest equivalent grade is stated for guidance only. Physical and chemical properties comply with EN. >
CW 41 2 ) Temperature only admissible for a short time >
3 ) Admissible temperature depends on type of thermostat: type n (standard) 110 C, type w (wax) 100 а C, type k (brine) 85 C*) For more information see data sheets. >

nn

Temperature Ratings

Type Thermostat/cone combination Adjustment rangeCW 41 wr or ws 20аC 60ְC CW 41/4 nr or ns 3C Ж 100C kr or ks Ж32C Ж 74C CW 44 n Ж2C Ж 106C CW 44k k Ж37C Ж 71C w = wax thermostat n = standard thermostat k = thermostat for briner = reduced cone for small flowrates s = standard cone for large flowrates >
MCW 41 size="-1">

"