Danfoss Thermostatic Expansion Valve

Installation Guide

Refrigerant: See product label

Max. working pressure: PS / MWP: 34 bar / 500 psig

Max. test pressure: Ptest = 37.5 bar / 544 psig

This guide provides instructions for the installation of the Danfoss Thermostatic Expansion Valve, Type T 2 and TE 2.

Key Information:

• Maximum working pressure: 34 bar (500 psig)
• Maximum test pressure: 37.5 bar (544 psig)
• Temperature considerations for installation: 100°C (212°F) and 700°C (1300°F) are indicated in diagrams, with a note regarding 15% silver brazing.

The document includes diagrams illustrating the valve's components, connections, and installation steps. These diagrams show:

• Assembly of the valve with various connection types (e.g., flare, solder).
• Torque specifications for tightening connections: 60 ± 5 Nm / 44 ± 3.7 ft lbs, 40 ± 5 Nm / 29.5 ± 3.7 ft lbs, 16 ± 2 Nm / 11.8 ± 1.5 ft lbs, and 15.5 ± 2.5 Nm / 11.4 ± 1.8 ft lbs.
• Diagrams showing superheat (SH) calculation and adjustment, including different refrigerant types (N, B, NMOP, BMOP, NM, NL) and their corresponding superheat settings (e.g., 4°C / 7°F, ~2-3 x 360°, ~1.5-2 x 360°).
• Temperature ranges for different valve types (N, NM, NL, B) are provided:
• N: -40 - -10 °C / -40 - 60 °F
• NM: -40 - -5 °C / -40 - 25 °F
• NL: -40 - -15 °C / -40 – 5 °F
• B: -60 - -25 °C / -75 - -15 °F

The document emphasizes the importance of correct installation and setting for optimal performance. It also includes a general disclaimer regarding the use of technical data and reserves the right to alter products without prior notice.