MS17841D
Inches |
mm |
3.250 |
82.55 |
3.375 |
85.73 |
6.250 |
158.75 |
8.000 |
203.20 |
8.500 |
215.90 |
8.750 |
222.25 |
TABLE II. Maximum operating pressure differential (MOPD).
Electric current |
Percent of rated voltage |
MOPD (PSI) |
AC |
100 |
300 |
85 |
300 |
|
DC |
100 |
300 |
85 |
300 |
REQUIREMENTS
Intended use. These solenoid valves are intended for use as refrigeration system controls. Materials. Materials shall be of the quality normally used for the purpose by the manufacturer.
Certification. Solenoid valves shall meet the applicable requirements of UL 429, Electrically Operated
Valves.
Standard product. The valves delivered under this specification shall be the manufacturer's commercially standard product, except for any changes necessary to comply with the specification requirements.
Marking. In addition to the marking required by UL 429, the valves shall be marked with the Maximum
Operating Pressure Differential and the direction of flow of the refrigerant.
Workmanship. All parts of the finished valves shall be clean and free from pits, sprues, scale, flux or extraneous material. External surfaces shall be free from burrs and sharp edges. Passages shall be clean and free from pits, sprues, scale, flux and foreign material.
Valve characteristic: See table I. MOPD: See table II.
Part or Identifying Number (PIN). The PIN is as follows:
MS17841 - 11 - 2 - P500
Connection and size (pipe .500) Style
Dash number
Specification
3
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