Sanhua PS01 Series User manual

Sanhua©2020 All rights reserved. Subject to change without notice. SANHUAUSA.COM Sanhua©2020 All rights reserved. Subject to change without notice. SANHUAUSA.COM
PRESSURE CONTROLS
SERIES PS01/PS50/PS15 INSTRUCTIONS
Applicable to fluids and refrigerants of GROUP 2 according to Directive 2014/68/EU or GROUP A1
according to ANSI-ASHRAE 34-2016: R134a, R404A/R507, R407C, R22, R407A/F, R448A/449A,
R452A, R513A, R450A.
GENERAL SPECIFICATIONS
PS01/50/15 series pressure controls are used
in refrigertion and air conditioning systems to
protect the systems from extremely low suction
pressure or extremely high discharge pressure.
1
2
INSTALLATION INSTRUCTIONS: PRESSURE CONTROLS SERIES PS01/PS50/PS15
TECHNICAL SUPPORT
For additional technical information and to learn more
about Sanhua’s full product line, please visit:
II-PS-NA-R2006
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PRESSURE CONTROLS SERIES PS01/50/15 CONTINUED
-30°C <tamb < +65°C;
RH = 0÷95%;
-40°C <t1 < +120°C;
-40°C <t2 < +120°C;
MWP: LP≤16,5 bar,
HP≤35 bar
Vibration resistance
(max): 45 Hz, 8g, 12 h
Max. 248ºF (120ºC)
Size Torque (Nm) Torque (lbf.ft)
7/16-20UNF 12.7 ~16.7 9.3 ~12.2
7
89
Manual reset (push to reset) Auto Reset
Size Torque (Nm)
ST2.9 0.45 ~0.55

Sanhua©2020 All rights reserved. Subject to change without notice. SANHUAUSA.COM Sanhua©2020 All rights reserved. Subject to change without notice. SANHUAUSA.COM
PRESSURE CONTROLS SERIES PS01/PS50/PS15 CONTINUED
3
4
5
M4 x 6 OK
6
PS01 (LP)
For SPST operation, connect wires to terminals 1 and 5.
Do not connect a wire to terminal 3.
PS50 (HP)
For SPST operation, connect wires to terminals 1 and 3.
Do not connect a wire to terminal 5.
PS15 (LP+HP)
For SPST operation, Connect wires to terminals 1 and 5 for
the low pressure side and 2 and 4 for the high pressure side.
Do not connect wires to terminals 3 and 6.
LP: Cut in-Cut out=ΔP (Dierential)
HP: Cut out-Cut in=ΔP (Dierential)