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Refrigerant Material Safety Data Sheet, continued

NON-FLAMMABLE GAS MIXTURE MSDS - 50040 

    EFFECTIVE DATE:  APRIL 19, 2005 

PAGE 4 OF 5 

11. TOXICOLOGICAL INFORMATION

1,1,2-TRICHLORO-1,1,2-

TRIFLUOROETHANE (continued):

LC

50

 (Inhalation-Mouse) 260 gm/m

3

/2 hours: 

Behavioral: 

somnolence 

(general 

depressed  activity),  ataxia;  Lungs, 

Thorax, or Respiration: cyanosis 

LC

50

  (Inhalation-Rabbit)  59,500  ppm/2 

hours:  Sense  Organs  and  Special 

Senses  (Eye):  effect,  not  otherwise 

specified; 

Behavioral: 

excitement; 

Lungs, 

Thorax, 

or 

Respiration: 

respiratory stimulation 

LC

50

  (Inhalation-Guinea  Pig)  >12  pph/2 

hours

LD (Skin-Rabbit) > 11 gm/kg 

LDLo (Oral-Guinea Pig) > 10 gm/kg 

TCLo  (Inhalation-Rat)  20  pph/6  hours/2 

years-intermittent: 

Kidney, 

Ureter, 

Bladder:  other  changes  in  urine 

composition;  Nutritional  and  Gross 

Metabolic:  weight  loss  or  decreased 

weight gain 

TCLo  (Inhalation-Rat)  2000  ppm/6  hours/2 

weeks-intermittent: 

Liver: 

other 

changes; 

Biochemical: 

Enzyme 

inhibition, induction, or change in blood 

or  tissue  levels:  hepatic  microsomal 

mixed 

oxidase 

(dealkylation, 

hydroxylation, 

etc.); 

Biochemical: 

Enzyme inhibition, induction, or change 

in  blood  or  tissue  levels:  other 

transferases

TCLo  (Inhalation-Guinea  Pig)  70000 

mg/m

3

/4  hours/16  weeks-intermittent: 

Brain  and  Coverings:  recordings  from 

specific  areas  of  CNS;  Lungs,  Thorax, 

or 

Respiration: 

other 

changes; 

Biochemical: 

Enzyme 

inhibition, 

induction,  or  change  in  blood  or  tissue 

levels: phosphatases 

TCLo (Inhalation-Rabbit) 20 ppm: female 8-

16 

day(s) 

after 

conception: 

Reproductive:  Maternal  Effects:  other 

effects; Effects on Newborn: physical

TDLo (Oral-Rabbit) 5 gm/kg: female 8 day(s) 

after 

conception: 

Reproductive: 

Maternal  Effects:  other  effects;  Fertility 

:abortion;  Effects  on  Embryo  or  Fetus: 

fetal death

NITROGEN:

There  are  no  specific  toxicology  data  for 

Nitrogen.  Nitrogen  is  a  simple  asphyxiant, 

which  acts  to  displace  oxygen  in  the 

environment. 

SUSPECTED  CANCER  AGENT

:  The  components  of  this  gas  mixture  are  listed  by  agencies  tracking  the  carcinogenic  potential  of  chemical 

compounds, as follows: 

DICHLORODIFLUOROMETHANE

:

  ACGIH TLV-A4 (Not Classifiable as to Carcinogenicity in Humans) 

TRICHLOROFLUOROMETHANE

:

  ACGIH TLV-A4 (Not Classifiable as to Carcinogenicity in Humans) 

1,1,2-TRICHLORO-1,1,2-TRIFLUOROETHANE

:

  ACGIH TLV-A4 (Not Classifiable as to Carcinogenicity in Humans) 

The  remaining  components  of  this  gas  mixture  are  not  found  on  the  following  lists:  FEDERAL  OSHA  Z  LIST,  NTP,  CAL/OSHA,  and  IARC;

therefore, they are not considered to be, nor suspected to be, cancer-causing agents by these agencies.  Nitrous Oxide is listed as ACGIH-A4 (Not 

Classifiable as a Human Carcinogen). 

IRRITANCY OF PRODUCT:

  Contact with rapidly expanding gases can be irritating to exposed skin and eyes. 

SENSITIZATION TO THE PRODUCT

:  This gas mixture is not known to cause sensitization in humans. 

REPRODUCTIVE TOXICITY INFORMATION:

  Listed below is information concerning the effects of this gas mixture and its components on the 

human reproductive system. 

Mutagenicity: No mutagenicity effects have been described for the components of this gas mixture. 

Embryotoxcity:  No embryotoxic effects have been described for the components this gas mixture. 

Teratogenicity: No teratogenicity effects have been described for the components of this gas mixture. 

Reproductive Toxicity: No reproductive toxicity effects have been described for the components of gas mixture. 

A mutagen is a chemical which causes permanent changes to genetic material (DNA) such that the changes will propagate through generation

lines. An embryotoxin is a chemical which causes damage to a developing embryo (i.e. within the first eight weeks of pregnancy in humans), but 

the damage does not propagate across generational lines.  A teratogen is a chemical which causes damage to a developing fetus, but the damage 

does not propagate across generational lines.  A reproductive toxin is any substance which interferes in any way with the reproductive process. 

BIOLOGICAL EXPOSURE INDICES (BEIs):

  Currently, Biological Exposure Indices (BEIs) have not been determined for the components of this 

gas mixture. 

12. ECOLOGICAL INFORMATION

ENVIRONMENTAL  STABILITY

:  The  gas  will  be  dissipated  rapidly  in  well-ventilated  areas.  1,1,2-Trichloro-1,1,2-trifluoroethane, 

Trichlorofluoromethane,  and  Dichlorodifluoromethane  are  chlorofluorocarbon  (CFC)  compounds.  Chlorofluorocarbon  compounds  have  been

implicated in the possible depletion of the stratospheric ozone, via a series of complex chemical reactions which occur in the upper atmosphere.  

Atmospheric  ozone  is  essential  in  protecting  plants  and  animals  from  potentially  harmful  ultraviolet-light  exposures.  All  work  practice  must  be 

directed at eliminating environmental contamination.  The following environmental data are applicable to the components of this gas mixture. 

DICHLORODIFLUOROMETHANE:  

Log Kow = 2.16; Water Solubility = 0.28 g/L 27 25

°

C.

OXYGEN:

Water Solubility = 1 volume Oxygen/32 volumes water at 20

°

C.   Log K

ow

 = -0.65 

NITROGEN:  

Water Solubility = 2.4 volumes Nitrogen/100 volumes water at 0

°

C.  1.6 volumes Nitrogen/100 volumes water at 20

°

C.

EFFECT OF MATERIAL ON PLANTS or ANIMALS

:  No evidence is currently available on the effects of this gas mixture’ on plant and animal life.   

EFFECT OF CHEMICAL ON AQUATIC LIFE

:  No evidence is currently available on this gas mixture’s effects on aquatic life.  The following aquatic 

toxicity data are available for the components of this gas mixture. 

1,1,1,2-TETRAFLUOROETHANE:

EC

50

 (

Dapnia magna

) 48 hours =  980 mg/L 

LC

50

 (

Dapnia magna

) 48 hours =  450 mg/L 

13. DISPOSAL CONSIDERATIONS

PREPARING  WASTES  FOR  DISPOSAL  PREPARING  WASTES  FOR  DISPOSAL

:    Waste  disposal  must  be  in  accordance  with  appropriate 

Federal, State, and local regulations.  Cylinders with undesired residual product may be safely vented outdoors with the proper regulator.  For 

further information, refer to Section 16 (Other Information).

14. TRANSPORTATION INFORMATION

THIS  GAS  MIXTURE  IS  HAZARDOUS  AS  DEFINED  BY  49  CFR  172.101  BY  THE  U.S.  DEPARTMENT  OF 

TRANSPORTATION. 

THIS GAS MIXTURE IS HAZARDOUS AS DEFINED BY 49 CFR 172.101 BY THE U.S. DEPARTMENT OF TRANSPORTATION.

PROPER SHIPPING NAME

:  Compressed gases, n.o.s. (*Oxygen, Nitrogen)*or the gas component with the next highest concentration next to 

Nitrogen.

HAZARD CLASS NUMBER and DESCRIPTION

:  2.2 (Non-Flammable Gas) 

UN IDENTIFICATION NUMBER

 

UN 1956 

PACKING GROUP

:     Not applicable. 

DOT LABEL(S) REQUIRED

:    Non-Flammable Gas 

NORTH AMERICAN EMERGENCY RESPONSE GUIDEBOOK NUMBER (2000)

:  126 

MARINE POLLUTANT

:  The components of this gas mixture are not classified by the DOT as Marine Pollutants (as defined by 49 CFR 172.101, 

Appendix B). 

SPECIAL SHIPPING INFORMATION:

  Cylinders should be transported in a secure position, in a well-ventilated vehicle.  The transportation of 

compressed gas cylinders in automobiles or in closed-body vehicles can present serious safety hazards.  If transporting these cylinders in 

vehicles,  ensure  these  cylinders  are  not  exposed  to  extremely  high  temperatures  (as  may  occur  in  an  enclosed  vehicle  on  a  hot  day).  

Additionally, the vehicle should be well-ventilated during transportation. 

Note:

  DOT 39 Cylinders ship in a strong outer carton (overpack).  Pertinent shipping information goes on the outside of the overpack.  DOT 39 

Cylinders do not have transportation information on the cylinder itself. 

TRANSPORT  CANADA  TRANSPORTATION  OF  DANGEROUS  GOODS  REGULATIONS

:  This  gas  is  considered  as  Dangerous  Goods,  per 

regulations of Transport Canada.

PROPER SHIPPING NAME

:  Compressed gases, n.o.s. (*Oxygen, Nitrogen)*or the gas component with the next highest concentration next to 

Nitrogen.

HAZARD CLASS NUMBER and DESCRIPTION:   

 

2.2 (Non-Flammable Gas) 

UN IDENTIFICATION NUMBER:

        UN 1046 

PACKING GROUP:

           Not Applicable 

HAZARD LABEL:

           Class 2.2 (Non-Flammable Gas) 

SPECIAL PROVISIONS:

          None 

EXPLOSIVE LIMIT AND LIMITED QUANTITY INDEX:   

0.12

ERAP INDEX:

            None 

PASSENGER CARRYING SHIP INDEX:

      None 

PASSENGER CARRYING ROAD VEHICLE OR PASSENGER CARRYING RAILWAY VEHICLE INDEX:

 75 

NORTH  AMERICAN  EMERGENCY  RESPONSE  GUIDEBOOK  NUMBER  (2000):

  121 

NOTE:

  Shipment  of  compressed  gas  cylinders  via 

Public Passenger Road Vehicle is a violation of Canadian law (Transport Canada Transportation of Dangerous Goods Act, 1992). 

Aircel DHT Series - Models 20 - 125

Содержание DHT-100

Страница 1: ...advise of safety precautions and or standard practices Obey these signal words as defined below DANGER indicates an imminently hazardous situation which if not avoided will result in death or serious...

Страница 2: ...ulted before installing to verify local codes and installation procedures In the absence of such codes install unit according to the National Electric Code NFPA No 70 latest edition A qualified instal...

Страница 3: ...njury Shut Down Procedures 15 Shut Down Emergency 15 Short Term Shut Down 15 Service Information 16 Maintenance 16 Troubleshooting 18 Electrical 18 Refrigeration 18 Condensate Removal 19 Other 19 Trou...

Страница 4: ...4 Refrigerated Dryer Serial Plate Label For Mfg Personnel Affix Label Here if Data Sheet on pg 3 was not completed Aircel DHT Series Models 20 125...

Страница 5: ...n Skin Eye Irritant Use proper safety and protective equipment including chemical safety goggles or face shield and impervious gloves when handling refrigerants Exercise care to ensure that liquid ref...

Страница 6: ...he air to refrigerant heat exchanger where air temperature is lowered to the 48 to 50 F range This dramatic temperature drop condenses water and oil The mixture of cold air and condensation then flows...

Страница 7: ...ger where it is pre cooled by outgoing air from the air to refrigerant heat exchanger This energy saving heat exchanger provides several advantages such as a reduction of the heat load imposed on the...

Страница 8: ...o refrigerant heat exchanger refrigerant inlet air refrigerant refrigerant outlet exiting air incoming air stainless steel mist eliminator pre cooler heater Typical Schematic Flow Diagram 40 125 scfm...

Страница 9: ...ion it is recommended that immediately upon receipt of the unit the system is checked for the following 1 Inspect unit on delivery 2 Report any damage to the delivery carrier 3 Request a written inspe...

Страница 10: ...lugs and frame only Do not lift by piping Installation Codes and Procedures WARNING Follow proper lock out tag out procedures before performing service or maintenance work Electrical installation must...

Страница 11: ...proper operation at the conditions noted on the serial plate label 5 Provide adequate power supply See Rating and Specification information section Make all electrical connections to the dryer as sho...

Страница 12: ...12 Typical Installation Aircel DHT Series Models 20 125 Typical Installation...

Страница 13: ...and retest all leaks 7 Verify that all instrumentation pressure gauge s and drain air tubing fittings are tight 8 Ensure that the air system has come up to full pressure and has filled the high inlet...

Страница 14: ...the timer should be adjusted to open the drain solenoid just long enough to discharge the accumulated condensate Set the timer so that only air discharges at the end of the open period Recommended in...

Страница 15: ...Procedures Shut Down Emergency The high inlet temperature series refrigerated air dryer system can be shut down under any conditions and at any time by turning the unit off at the dryer or at the mai...

Страница 16: ...prior to performing any maintenance activity on the dryer Daily With the dryer on line Verify the operating pressure temperature and flow rate are correct and conform to those listed in the Rating and...

Страница 17: ...e O ring is not secured important 3 The same procedure applies when removing the filter separator for changing the element if applicable Hot Gas By Pass Adjustment Check the refrigerant suction pressu...

Страница 18: ...aker fuse disconnect to determine if there is electrical power to the unit A quick check should determine if the power switch is turned on and the unit is running After determining that the power is s...

Страница 19: ...ipped with automatic drain override switch push manual override button to test drain flow Ensure automatic electronic timer if applicable is functioning properly Ensure moisture separator and coalesce...

Страница 20: ...r system not working properly or not working Refrigeration compressor stopped due to plugged or dirty condenser coil Clean condensing coil and ensure adequate ventilation of unit Refrigeration compres...

Страница 21: ...hin 8 12 of rating on data plate Low water flow or pressure to water cooled condenser Check water flow and or pressure and adjust according to specifications Defective fan control cycling switch Repla...

Страница 22: ...beams loosened during shipping Check all screws and bolts on dryer system and tighten Loose mounting bolts bent fan blade or worn bearings on condenser fan motor Tighten bolts straighten or replace fa...

Страница 23: ...lower ambient temperature Compressed air temperature entering the refrigeration dryer is too high Check compressed air inlet temperature to ensure it is within the operating parameters listed in the D...

Страница 24: ...Low refrigerant suction pressure suction gauge reading out of range and or refrigeration compressor covered with ice Refrigeration circuit hot gas bypass valve out of adjustment or defective Contact...

Страница 25: ...000 NIOSH REL TWA 1000 DFG MAKs TWA 1000 PEAK 2 MAK 15 min average value 1 hr interval DFG MAK Pregnancy Risk Classification C Carcinogenicity TLV A4 Trichlorofluoromethane Freon 11 75 69 4 0 2 0 NE 1...

Страница 26: ...fect after over exposure to this gas mixture must be taken for medical attention Rescuers should be taken for medical attention if necessary Take a copy of the label and the MSDS to physician or other...

Страница 27: ...act with other compounds in the heat of a fire MATERIALS WITH WHICH SUBSTANCE IS INCOMPATIBLE Titanium will burn in Nitrogen a main component of this gas mixture Lithium reacts slowly with Nitrogen at...

Страница 28: ...have not been determined for the components of this gas mixture 12 ECOLOGICAL INFORMATION ENVIRONMENTAL STABILITY The gas will be dissipated rapidly in well ventilated areas 1 1 2 Trichloro 1 1 2 tri...

Страница 29: ...1 1 2 trifluoro ethane Rhode Island Hazardous Substance List Trichlorofluoromethane Dichlorodifluoromethane Oxygen Texas Hazardous Substance List Trichlorofluoromethane Dichlorodi fluoromethane 1 1 2...

Страница 30: ...30 Wiring Diagram SCFM Rated 20 to 50 Models 1 Phase 120 Volt 60 Hz Aircel DHT Series Models 20 125...

Страница 31: ...High Inlet Temperature Refrigerated Air Dryer 31 Wiring Diagram SCFM Rated 75 to 100 Models 1 Phase 120 Volt 60 Hz...

Страница 32: ...32 Wiring Diagram SCFM Rated 125 Model 1 Phase 208 230 Volt 60 Hz Aircel DHT Series Models 20 125...

Страница 33: ...33 Service Notes Date Service Performed Notes High Inlet Temperature Refrigerated Air Dryer...

Страница 34: ...34 Service Notes continued Date Service Performed Notes Aircel DHT Series Models 20 125...

Страница 35: ...Service Notes continued Date Service Performed Notes 35 High Inlet Temperature Refrigerated Air Dryer...

Страница 36: ...orrosion lack of proper maintenance incorrect installation modification or misapplication of equipment Routine maintenance or adjustment required under normal operation as outlined in the Aircel opera...

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