Electronic Expansion Valve
Electronic Expansion Valve
- Detail
- Parameters
□ Introduction
EEV is mainly applied in variable frequency a/c system. It can improve ultimate system efficiency by adjusting refrigerant flow-rate, cooling down quickly and control room temperature accurately.
□ Features
Bi-direction, wider adjustment
High efficiency, reliable
Accurate control
Well structured in small size
□ Technical Parameters
Full close – Open: 500
Impulses：30±20
Driving power：DC12V±10%，quare wave.
Excitation：1-2 phase excitation
Media direction：BI-direction
Life：≥100,000 cycles
Refrigerant：R22、R407C、R410A ；
Insulation：E ；
Media temperature：-30℃~+70℃ (50%below circulated）；
Coil Resistance：46±3.7Ω（20℃）;
Ambient Temperature：-30℃~+60℃ (50%below circulated)
Coil current：260mA/phase（20℃）;
Humidity：95% RH below.
PN | DIA mm | R22Nominal Capacity | Internal Leak ml/min | Reverse Open Pressure Difference MPa | Max Operational Pressure Difference MPa | Max Open Valve Pressure Difference MPa | Excite Speed PPS | |
KW | TR | |||||||
SSP-D003/1.3 | 1.5 | 3.5 | 1 | ≤600 | ≥2.2 | 4.2 | 3.4 | 30-90 |
SSP-D003/1.65 | 1.6 | 5.25 | 1.5 | |||||
SSP-D003/1.8 | 1.8 | 7.0 | 2 | |||||
SSP-D003/2.0 | 1.9 | 8.75 | 2.5 | |||||
SSP-D003/2.2 | 2.0 | 10.5 | 3 | |||||
SSP-D003/2.4 | 2.2 | 17.5 | 5 | |||||
SSP-D003/2.8 | 2.5 | 19.3 | 5.5 | ≤1000 | ≥1.47 | 30-40 | ||
SSP-D003/3.0 | 3.0 | 21.0 | 6 | |||||
Notes：1、Condensing temperature at 38℃, evaporating at 5℃, super cool at 0℃, over heat at 0℃;
2、Internal leak reverse-open pressure difference only applicable to full closed, no flow-rated valve
3、Nominal capacity calculated per parabola line at 330 impluse
□ Dimension
A | B | C | D | E | F | G | H | |
SIZE | / | / | / | / | 52.1 | 38.5 | 24.5 | / |
Notes：1、SIZE A, B, C, D, H can be tailored to customer specification;
2、 Copper lengths: 500mm，700mm，1000mm，1200mm，1500mm;
