Home

Danfoss

Air Compressor

R134a

Danfoss R134a User Manual

Name: Danfoss R134a
Brand: Danfoss
Rating: 4 (1 reviews)

56 pages

To Next Page

Danfoss scroll compressors

SM SY SZ

R22 - R407C - R134a - R404A - R507A - R513A - 50 - 60 Hz

Application guidelines

http://cc.danfoss.com

Table of Contents3
Compressor Model Designation4
Nomenclature4
Danfoss Scroll Compression Principle5
Features6
Technical Specifications7
50 Hz Data7
60 Hz Data8
Dimensions9
Sm/Sz 084-090-100-110-1209
Sm 112-124-Sm/Sz14710
SM/SZ 147 Code 310
Sm/Sz 148-16111
SM/SZ 175-185 & SY185 R and C Version12
SM/SZ 185 P, X, y Version13
Connection Details15
Electrical Data, Connections and Wiring16
Motor Voltage16
Wiring Connections16
IP Rating17
Terminal Box Temperature17
Three Phase Electrical Characteristics18
Danfoss MCI Soft-Start Controller19
General Wiring Information20
Motor Protection22
Voltage Unbalance23
Approval and Certifications24
Approvals and Certificates24
Pressure Equipment Directive 2014/68/EU24
Low Voltage Directive24
Machines Directives24
Internal Free Volume24
Operating Conditions25
Refrigerant and Lubricants25
Motor Supply26
Compressor Ambient Temperature26
Application Envelope at Dew Temperatures26
Application Envelopes at Mean Temperatures29
Discharge Temperature Protection31
Maximum Operating Pressure (MOP) Protection31
High and Low Pressure Protection31
Cycle Rate Limit32
System Design Recommendations33
General33
Essential Piping Design Considerations33
Refrigerant Charge Limit34
Off-Cycle Migration34
Liquid Flood Back36
Low Ambient Application37
Low Load Operations38
Brazed Plate Heat Exchangers38
Electronic Expansion Valve38
Reversible Heat Pump Systems38
Water Utilizing Systems39
Sound and Vibration Management40
Starting Sound Level40
Running Sound Level40
Stopping Sound Level40
Sound Generation in a Refrigeration or Air Conditioning System40
Installation42
Compressor Handling and Storage42
Compressor Mounting42
Compressor Holding Charge43
System Cleanliness43
Tubing43
Brazing and Soldering43
System Pressure Test44
Leak Detection45
Vacuum Evacuation and Moisture Removal45
Filter Driers45
Refrigerant Charging45
Insulation Resistance and Dielectric Strength46
Commissioning46
Oil Level Checking and Top-Up46
Ordering Information & Packaging47
Packaging47
Ordering Information47
Accessories52

Questions and Answers:

Need help?

Do you have a question about the Danfoss R134a and is the answer not in the manual?

Danfoss R134a Specifications

General

Brand	Danfoss
Model	R134a
Category	Air Compressor
Language	English

Related product manuals

Danfoss R22

56 pages

Danfoss Maneurop MT R 22

Danfoss Turbocor TT-300

68 pages

Danfoss Turbocor TT Series

294 pages

Danfoss Turbocor VTT Series

165 pages

Danfoss R134a User Manual

Table of Contents

Questions and Answers:

Danfoss R134a Specifications

Related product manuals