P70, P72, P170 Series Controls for High Pressure Applications Installation Instructions
7
Model
Number
(Cont.)
Switch Action
Range
Psig (kPa)
Differential
Psi (kPa)
Pressure
Connection
Maximum Working
Pressure (MWP)
Psi (kPa)
High Pressure Control Models for High Pressure Non-corrosive Refrigerants
P70AA-400
Condenser Fan
Cycling
SPST Opens Low
100 to 470
(689 to 3241)
Adjustable
35 to 200
(241 to 1379)
36 in. Capillary with
1/4 in. Flare Nut
690
(4757)
P170AA-400
1/4 in. Male Flare
Connector
P70CA-400*
SPST Opens High
200 to 610
(1379 to 4206)
Adjustable
60 to 150
(413 to 1034)
36 in. Capillary with
1/4 in. Flare Nut
P170CA-400*
1/4 in. Male Flare
Connector
P70DA-400*
200 to 610
(1379 to 4206)
Manual Reset
Lockout
36 in. Capillary with
1/4 in. Flare Nut
P170DA-400*
1/4 in. Male Flare
Connector
*
Models that are UL Listed as refrigeration pressure limiting controls. For models not included in this table, contact the
Refrigeration Application Engineering Group at 1-800-275-5676 for details and availability.
Note:
See
Dimensions
and
Technical Specifications
for additional model information including Maximum Working
Pressure.
Electrical Ratings
Table 3: SPST Electrical Ratings (P70A, B, C, D, and P170A, B, C, D Models)
Standard Single-Phase Ratings
Hermetic
Compressor
Single-Phase
Ratings
120 VAC
208 VAC
240 VAC
*480 VAC
*600 VAC
208/240 VAC
Motor Full-Load
Amperes
24
18.7
17
5
4.8
24
Motor Locked-Rotor
Amperes
144
112.2
102
30
28.8
144
Non-Inductive Amperes
22
22
22
--
--
--
Pilot Duty
125 VA at 120 to 600 VAC; 57.5 VA at 120 to 300 VDC
*
Not for compressor motor loads
Table 4: SPDT Electrical Ratings Standard Differential Switch (P70E Models)
Standard Single-Phase Ratings
120 VAC
208 VAC
240 VAC
*277 VAC
Motor Full Load Amperes
16.0
9.2
8.0
7.0
Motor Locked Rotor Amperes
96.0
55.2
48.0
42.0
Non-Inductive Amperes
16.0
16.0
16.0
16.0
Pilot Duty
125 VA at 120 to 600 VAC
125 VA at 24 to 600 VAC
*
Rating for P70EC models only
