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air conditioning expansion valve for R22,R134A...
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Product Details
| Standard or Nonstandard | Standard | Structure | Pressure Reducing | |
| Pressure | Medium Pressure | Power | Pneumatic | |
| Material | Brass | Temperature of Media | High Temperature | |
| Media | Other, R22 R134A R407C R507/404A | Port Size | 1/2,3/8, 5/8, 7/8 | |
| Place of Origin | Shanghai, China | Model Number | NRF(E) | |
| Brand Name | STF |
Product Description
Specifications
bi-flow expansion valve1.Constant superheat adjusting performance.
2.Temperature range: -40~+10.
3.R22,R134a
4.MOP
General
NRF(E)/RT(E) are integrated valves for freezing ,air conditioning, commercial Ref.
and transportation A/C and Refrigeration.
Characteristics
Constant superheat adjusting performance.
Evaporating temperature range: -40℃~+10℃.
Can be supplied with MOP(Max operating pressure).
Changeable inputing filter net.
Suitable for R22, R134a, R407c, R404A
/R507.
Superheat adjusting
Factory setting :superheat 3.5K,static superheat adjusting range is between 2~8K.
Take off cap and turn adjusting stem .Turn adjusting stem clockwise one round ,reduces superheat 1.5K.
Technical data
R134a | R22 | R407c | R404A/R507 | ||||||||
Model | Nominal capacity (KW) | Model | Nominal capacity (KW) | Model | Nominal capacity (KW) | Model | Nominal capacity (KW) | ||||
NRF(E) | 1/4M | 0.88 | NRF(E) | 1/2H | 1.76 | NRF(E) | 1/2N | 1.76 | NRF(E) | 1/3S | 1.17 |
NRF(E) | 1/2M | 1.76 | NRF(E) | 1H | 3.52 | NRF(E) | 1N | 3.52 | NRF(E) | 2/3S | 2.35 |
NRF(E) | 1M | 3.52 | NRF(E) | 1-1/2H | 5.28 | NRF(E) | 1-1/2N | 5.28 | NRF(E) | 1S | 3.52 |
NRF(E) | 1-1/2M | 5.28 | NRF(E) | 2H | 7.04 | NRF(E)
| 2N | 7.04 | NRF(E) | 1-1/2S | 5.28 |
NRF(E) | 2M | 7.04 | NRF(E) | 3H | 10.56 | NRF(E) | 3N | 10.56 | NRF(E) | 2S | 7.04 |
NRF(E) | 2-1/2M | 8.80 | NRF(E) | 4H | 14.08 | NRF(E) | 4N | 14.08 | NRF(E) | 3S | 10.56 |
NRF(E) | 3M | 10.56 | NRF(E) | 5H | 17.60 | NRF(E) | 5N | 17.60 | NRF(E) | 3-1/2S | 12.32 |
NRF(E) | 4M | 12.32 | NRF(E) | 6H | 21.12 | NRF(E) | 6N | 21.12 | NRF(E) | 4S | 14.08 |
NRF(E) | 5-1/2M | 19.36 | NRF(E) | 7-1/2H | 26.40 | NRF(E) | 7-1/2N | 26.40 | NRF(E) | 5S | 17.60 |
NRF(E) | 7-1/2M | 26.40 | NRF(E) | 10H | 35.20 | NRF(E) | 10N | 35.20 | NRF(E) | 7S | 24.64 |
NRF(E) | 9M | 31.68 | NRF(E) | 12H | 42.24 | NRF(E) | 12N | 42.24 | NRF(E) | 8-1/2S | 29.92 |
Dimensions
Model | Connection size | A mm | B mm | C mm | D mm | E mm | F mm | G mm | H mm | External equalizer connection size | Capillary length | |
Inlet | Outlet | |||||||||||
NRF(E) 1/2H | 10 OR 3/8 SAE | 12 OR 1/2 SAE | 102 | 61 | 115 | 71 | 55 | 26 | φ13 | 89 | Φ6×1
1/4SAE | 1.5m |
NRF(E) 1H | 102 | 61 | 115 | 71 | 55 | 26 | φ13 | 89 | ||||
NRF(E)1-1/2H | 102 | 61 | 115 | 71 | 55 | 26 | φ13 | 89 | ||||
NRF(E) 2H,3H,4H | 102 | 61 | 115 | 71 | 55 | 26 | φ13 | 89 | ||||
NRF(E) 5H | 10 OR 3/8 SAE | 16 OR 5/8 SAE | 102 | 61 | 115 | 71 | 55 | 26 | φ13 | 89 | ||
NRF(E)6H,7-1/2H | 12 OR 1/2 SAE | 16 OR 5/8 SAE | 102 | 61 | 115 | 71 | 55 | 26 | φ13 | 89 | ||
NRF(E) 10H | 102 | 61 | 115 | 71 | 55 | 26 | φ13 | 89 | ||||
NRF(E) 12H | 102 | 61 | 115 | 71 | 55 | 26 | φ13 | 89 | ||||
NRF(E) Expansion Valve
1)Our advantage:
We are the manufacturer with more than 60 years experience in valves. Best price,quality and service, Also we can control the production status.
Shanghai Thermostat team with strong ability in designing and after sell service. Cooperation with Carrier has improved our quality to a new level.
2)Terms of payment: T/T, L/C, Western union.
3)Shipment: average 20-25days after receiving deposit.
4)Delivery: Shanghai ,by sea or air.
5)Gurantee: One year since delivery.
6)Inspection: 100% testing for all the valves.
7) All kinds of CERTIFICATE OF ORIGIN.
Welcome to choose Shanghai Thermostat , we are always ready!
Contact Us
- Shanghai Thermostat Factory Co., Ltd.
- Contact nameShirly Xiao Chat Now
- Phone86-21-60537189
- AddressNo. 1, Canghui Road
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