H1078
Diaphragm-type refrigeration solenoid valve with Φ12 solder / Φ16 solder / Φ19 solder connections; Kv 1.80, max. working pressure 3.2 MPa, OPD 0.03-2.5 MPa, for R22, R134a, R404A/R507, R407C.
Refrigeration Solenoid Valve
| Item | Specification |
|---|
| Connection Size / Thread | Φ12 solder / Φ16 solder / Φ19 solder |
| Actuation | Diaphragm-type |
| Kv Value | 1.80 |
| Max. Working Pressure (MPa) | 3.2 |
| Max. OPD (MPa) | 2.5 |
| Min. OPD (MPa) | 0.03 |
| Refrigerants | R22、R134a、R404A/R507、R407C |
Technical Data
| Model | Size | Connection | Actuation | Flow (m³/h) | Max. Working Pressure (MPa) | Max. OPD (MPa) | Min. OPD (MPa) |
|---|
| H1078-4 | Φ12 | Solder | Diaphragm | 1.8 | 3.2 | 2.5 | 0.03 |
| H1078-5 | Φ16 | Solder | Diaphragm | 1.8 | 3.2 | 2.5 | 0.03 |
| H1078-6 | Φ19 | Solder | Diaphragm | 1.8 | 3.2 | 2.5 | 0.03 |
Overall Dimensions & Weight
| Model | Size | Connection | Overall Dimensions (mm) | Weight (g) |
|---|
| A | B | C | ΦG | L | Thread M | ΦD | E | ΦF | H | J |
|---|
| H1078-4 | Φ12 | Solder | 91 | 19.7 | — | Φ45 | — | — | Φ12 | 10 | Φ13 | 137 | 34 | 624 |
| H1078-5 | Φ16 | Solder | 91 | 19.7 | — | Φ45 | — | — | Φ16 | 14 | Φ16 | 159 | 40 | 659 |
| H1078-6 | Φ19 | Solder | 91 | 19.7 | — | Φ45 | — | — | Φ19 | 16 | Φ16 | 159 | 40 | 650 |
Covers the variants listed in the catalogue; dimensions / weights of other variants are not given there — please confirm with the final drawing before ordering.
Nominal Refrigerating Capacity (kW)
| Size | Connection | Liquid | Suction | Hot Gas |
|---|
| R22 | R134a | R404A/R507 | R407c | R22 | R134a | R404A/R507 | R407c | R22 | R134a | R404A/R507 | R407c |
|---|
| Φ12 | Solder | 36.2 | 33.1 | 25 | 34.3 | 4.1 | 2.9 | 3.2 | 3.8 | 16.5 | 12.6 | 13.1 | 16.7 |
| Φ16 | Solder | 36.2 | 33.1 | 25 | 34.3 | 4.1 | 2.9 | 3.2 | 3.8 | 16.5 | 12.6 | 13.1 | 16.7 |
| Φ19 | Solder | 36.2 | 33.1 | 25 | 34.3 | 4.1 | 2.9 | 3.2 | 3.8 | 16.5 | 12.6 | 13.1 | 16.7 |
1. Liquid and suction capacity conditions: evaporating temperature te = -10 ℃, liquid temperature ahead of valve tl = +25 ℃, pressure drop across the valve Δp = 0.15 bar.
2. Hot-gas capacity conditions: condensing temperature tc = +40 ℃, pressure drop across the valve Δp = 0.8 bar, hot-gas temperature th = +65 ℃, liquid subcooling Δtsub = 4k.
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Dimensions / Assembly Drawing
Drawing pending素材/图纸/h10_外形尺寸图.pdf
