SR12P series motorized valve is special used in British and Irish market. The auxiliary switch for the
2-way valve is only used for signal output. The 3-way valve with 2 or 3 auxiliary switches can be
mid-position valve. It has Cool/Heating water mixing function. The pipe connection is by compression nuts on the end of each port.
Model |
Type |
Size |
Kvs/Cvs |
Closing-off pressure (Mpa/psi) |
SR12PC221A4S1 |
2-way |
21mm |
3.2/3.7 |
0.20/29 |
SR12PB321A4S3 |
3-way |
21mm |
4.6/5.4 |
0.15/22 |
SR12PC222A4S1 |
2-way |
22mm |
3.2/3.7 |
0.20/29 |
SR12PB322A4S3 |
3-way |
22mm |
4.6/5.4 |
0.15/22 |
SR12PC228A4S1 |
2-way |
28mm |
6.8/8.0 |
0.10/15 |
SR12PB328A4S3 |
3-way |
28mm |
5.7/6.7 |
0.10/15 |
|