Discharge Line Thermostat - Emerson Copeland Scroll ZR24KRE Application Manuallines

Figure 13: Advanced Scroll Temperature Protection (ASTP)
NOTE: Depending on the heat build-up in the compressor, it may take more than one hour for
the ASTP and motor protector to reset.

3.8.4 Discharge line thermostat

ZR92KRE compressors have no internal discharge gas temperature protection. Therefore, an
external discharge line thermostat must be installed.
Figure 14: Discharge line thermostat with clamp
Technical data of the discharge line thermostat
Voltage
Maximum amperage
Operating temperatures
Wire insulation maximum temperature
Clips for tube
Table 5: Discharge line thermostat technical data
To ensure proper functioning and to avoid false readings, the discharge line thermostat must be
installed and insulated according to the procedure and recommendations hereunder.
Assembly of the discharge line thermostat
▪ Install the discharge line thermostat on the
discharge tube 120 mm from top cap.
AGL_AC_ST_ZRKRE_E_Rev01
120 - 240 VAC
5 A / 240 V
Open 130 °C (± 4 K)
Close 101 °C (± 8 K)
150 °C
Ø 15.8 - 19.1 mm (5/8+3/4")
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