概述
NRF(E)/RT(E)系列熱力膨脹閥是一體式膨脹閥,適用與空調、商業制冷、
運輸空調及冷凍等領域
運輸空調及冷凍等領域
穩定的過熱度調節性能。
蒸發溫度范圍: -40℃~+10℃。
可提供MOP(馬達過載保護)功能。
可更換進口濾網。
適用R22, R134a, R407c, R404A/R507冷媒等介質。
過熱度調節
出廠過熱度設定為3.5K,靜過熱度調節范圍2~8K。
旋下密封螺帽,旋轉調節桿,順時針轉動調節桿一圈,過熱度增加1.5K,
逆時針轉動調節桿一圈,過熱度減少1.5K。
General
NRF(E)/RT(E) are integrated valves for freezing,air conditioning, commercial Ref.
and transportation A/C and Ref..
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.
選型表格Technical data
R134a | R22 | R407c | R404A/R507 | ||||||||
型號 (Model) | 名義容量 Nominal capacity (KW) | 型號 (Model) | 名義容量 Nominal capacity (KW) | 型號 (Model) | 名義容量 Nominal capacity (KW) | 型號 (Model) | 名義容量 Nominal capacity (KW) | ||||
NRF(E) RT(E) | 1/4M | 0.88 | NRF(E) RT(E) | 1/2H | 1.76 | NRF(E) RT(E) | 1/2N | 1.76 | NRF(E) RT(E) | 1/3S | 1.17 |
NRF(E) RT(E) | 1/2M | 1.76 | NRF(E) RT(E) | 1H | 3.52 | NRF(E) RT(E) | 1N | 3.52 | NRF(E) RT(E) | 2/3S | 2.35 |
NRF(E) RT(E) | 1M | 3.52 | NRF(E) RT(E) | 1-1/2H | 5.28 | NRF(E) RT(E) | 1-1/2N | 5.28 | NRF(E) RT(E) | 1S | 3.52 |
NRF(E) RT(E) | 1-1/2M | 5.28 | NRF(E) RT(E) | 2H | 7.04 | NRF(E) RT(E) | 2N | 7.04 | NRF(E) RT(E) | 1-1/2S | 5.28 |
NRF(E) RT(E) | 2M | 7.04 | NRF(E) RT(E) | 3H | 10.56 | NRF(E) RT(E) | 3N | 10.56 | NRF(E) RT(E) | 2S | 7.04 |
NRF(E) RT(E) | 2-1/2M | 8.80 | NRF(E) RT(E) | 4H | 14.08 | NRF(E) RT(E) | 4N | 14.08 | NRF(E) RT(E) | 3S | 10.56 |
NRF(E) RT(E) | 3M | 10.56 | NRF(E) RT(E) | 5H | 17.60 | NRF(E) RT(E) | 5N | 17.60 | NRF(E) RT(E) | 3-1/2S | 12.32 |
NRF(E) RT(E) | 4M | 12.32 | NRF(E) RT(E) | 6H | 21.12 | NRF(E) RT(E) | 6N | 21.12 | NRF(E) RT(E) | 4S | 14.08 |
NRF(E) RT(E) | 5-1/2M | 19.36 | NRF(E) RT(E) | 7-1/2H | 26.40 | NRF(E) RT(E) | 7-1/2N | 26.40 | NRF(E) RT(E) | 5S | 17.60 |
NRF(E) RT(E) | 7-1/2M | 26.40 | NRF(E) RT(E) | 10H | 35.20 | NRF(E) RT(E) | 10N | 35.20 | NRF(E) RT(E) | 7S | 24.64 |
NRF(E) RT(E) | 9M | 31.68 | NRF(E) RT(E) | 12H | 42.24 | NRF(E) RT(E) | 12N | 42.24 | NRF(E) RT(E) | 8-1/2S | 29.92 |
註:名義制冷量是基於蒸發溫度te=4.4℃,冷凝溫度tc=40℃,閥前制冷劑溫度為t1=37.8℃。
Note:Nominal capacity is based on evaporating temperature te=4.4℃, condensing temperature tc=40℃,and refrigerant temperature ahead of valve t1= 37.8℃
新手教學
批發市場僅提供代購諮詢服務,商品內容為廠商自行維護,若有發現不實、不合適或不正確內容,再請告知我們,查實即會請廠商修改或立即下架,謝謝。