Home > Products > Thermal expansion valves > Brass Bi-flow Expansion Valve
Brass Bi-flow Expansion Valve
- FOBshanghai
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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 | NRFE | |
| Brand Name | STF |
Product Description
Specifications
bi-flow expansion valve1.Constant superheat adjusting performance.
2.Temperature range: -40~+10.
3.R22,R134a
4.MOP
bi-flow expansion valve
General
NRF/RT are integrated valves for freezing,air conditioning, commercial Ref.
and transportation A/C and Ref..
Characteristics
l Constant superheat adjusting performance.
l Evaporating temperature range: -40°C~+10°C.
l Can be supplied with MOP(Max operating pressure).
l Changeable inputing filter net.
l Suitable for R22, R134a, R407C, R404A/R507,R410A.
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 | R410A | ||||||||||
(Model) | Nominal capacity (KW) | (Model) | Nominal capacity (KW) | (Model) | Nominal capacity (KW) | (Model) | Nominal capacity (KW) | (Model) | Nominal capacity (KW) | |||||
NRF RT | 1/4M | 0.88 | NRF RT | 1/2H | 1.76 | NRF RT | 1/2N | 1.76 | NRF RT | 1/3S | 1.17 | NRF RT | 3/4Z | 2.64 |
NRF RT | 1/2M | 1.76 | NRF RT | 1H | 3.52 | NRF RT | 1N | 3.52 | NRF RT | 2/3S | 2.35 | NRF RT | 1-1/2Z | 5.28 |
NRF RT | 1M | 3.52 | NRF RT | 1-1/2H | 5.28 | NRF RT | 1-1/2N | 5.28 | NRF RT | 1S | 3.52 | NRF RT | 2-1/4Z | 7.92 |
NRF RT | 1-1/2M | 5.28 | NRF RT | 2H | 7.04 | NRF RT | 2N | 7.04 | NRF RT | 1-1/2S | 5.28 | NRF RT | 3Z | 10.56 |
NRF RT | 2M | 7.04 | NRF RT | 3H | 10.56 | NRF RT | 3N | 10.56 | NRF RT | 2S | 7.04 | NRF RT | 4-1/2Z | 15.84 |
NRF RT | 2-1/2M | 8.80 | NRF RT | 4H | 14.08 | NRF RT | 4N | 14.08 | NRF RT | 3S | 10.56 | NRF RT | 6Z | 21.12 |
Contact Us
- Shanghai Thermostat Factory Co., Ltd.
- Contact nameShirly Xiao Chat Now
- Phone86-21-60537189
- AddressNo. 1, Canghui Road
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