The FIRŠT FMV 131C, 132C and 133C are compact brass valves for use in small and medium sized heating and cooling installations.
FIRŠT rotary mixing valves are designed for use:
within commercial & domestic heating systems e.g. radiator, underfloor, radiant panel, mixing circuits, plant room, heat pumps, HVAC systems and in solar heating systems...
Three types of connections are available:
CODE | TYPE | DN | Kvs | Connection | A | B | C | Weight (kg) | |
41108 | FMV 131C DN15 Rp ½" FFF | 15 | 4 | Rp ½" | 36 | 72 | 54 | 0,49 | |
41109 | FMV 131C DN20 Rp ¾" FFF | 20 | 6,3 | Rp ¾" | 36 | 72 | 54 | 0,55 | |
41110 | FMV 131C DN25 Rp 1" FFF | 25 | 10 | Rp 1" | 41 | 82 | 54 | 0,59 | |
41111 |
FMV 131C DN32 Rp 1¼"
FFF |
32 | 15 | Rp 1¼" | 47 | 94 | 57 | 0,92 | |
41142 | FMV 131C DN40 Rp 1½" FFF | 40 | 25 | Rp 1½" | 53 | 106 | 64 | 1,62 | |
41143 |
FMV 131C DN50 Rp 2"
FFF |
50 | 40 | Rp 2" | 60 | 120 | 66 |
2,20
|
CODE | TYPE | DN | Kvs | Connection | A | B | C | Weight (kg) | |
41116 | FMV 132C DN15 G ¾" MMM | 15 | 4 | G ¾" | 36 | 72 | 54 | 0,47 | |
41117 | FMV 132C DN20 G 1" MMM | 20 | 6,3 | G 1" | 36 | 72 | 54 | 0,51 | |
41118 | FMV 132C DN25 G 1¼" MMM | 25 | 10 | G 1¼" | 41 | 82 | 54 | 0,66 | |
41119 | FMV 132C DN32 G 1½" MMM | 32 | 15 | G 1½" | 47 | 94 | 57 | 0,88 |
CODE | TYPE | DN | Kvs | Connection | A | B | C | Weight (kg) | |
41122 | FMV 133C DN20 C 22 mm CCC | 20 | 6,3 | CPF 22 mm | 36 | 72 | 54 | 0,56 | |
41123 | FMV 133C DN25 C 28 mm CCC | 25 | 10 | CPF 28 mm | 41 | 82 | 54 | 0,69 |
Pressure class: | PN 10 |
Medium: | water, glycol < 50% |
Media temperature: | min. -10°C, max. +110°C |
Leakage (Δ p=1 bar): | max. 0,5% Kvs |
Max. diff. pressure: | 1 bar |
Connections: |
Rp internal thread (EN 10226-1)
G external thread (ISO 228-1) compression fittings (EN 1254-2) |
Valve body: | Brass, CW617N |
Shaft and rotor: | Brass, CW617N |
Bushing: | PTFE |
O-Rings: |
EPDM,FKM |
![]() S9000 MIX |
![]() UNI 3P |
![]() UNI TEMP |
■
S9000 MIX
■ S9000 MIX MOD ■ UNI 3P ■ UNI MOD X ■ UNI TEMP |