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P20 Series
Air Conditioning/Pressure Cutout Control
Description
The P20 Series are field replacement high and low pressure
controls for non-corrosive refrigerants. They include a dust-tight contact
unit for quick connect connectors, and as 36 in. capillary with 1/4 in. sweat
section. The set point is screwdriver adjustable.
Applications
- air conditioning high/low pressure control
- refrigeration high/low pressure control
- head pressure control
Features
- accurate repeatability
- compact size
- trip-free manual reset
Accessories
|
Code Number |
Description |
|
210-604 |
Black phenolic resin spring clip snap-on insulated
terminal cover |
Electrical Ratings
|
Motor Ratings VAC |
120 |
208 |
240 |
277 |
|
AC Full Load Amp |
16.0 |
9.2 |
8.0 |
7.0 |
|
AC Locked Rotor Amp |
96.0 |
55.2 |
48.0 |
42.0 |
|
Non-Inductive Amp |
16.0 |
16.0 |
16.0 |
- |
|
Pilot Duty - 125VA @ 24 VAC, 720VA @ 120-277 VAC |
Selection Chart
|
Code Number |
Maximum Temp |
Switch Action |
Range psig (kPa) |
Differential psig (kPa) |
Factory Setting psig (kPa) |
Max Bellows Pressure psig (kPa) |
|
Opens |
Closes |
|
P20BB-1C2 |
140°F |
Open On Fail |
7 to 150
(48 to 1034) |
Manual Reset |
40 (276) |
Lockout |
250 (1724) |
|
P20DB-1C3 |
Open on Rise |
100 to 425 (690 to 2930) |
Manual Reset |
400
(2758) |
Lockout |
450 (3103) |
|
P20GB-1C4 |
SPDT Open on Rise |
100 to 425 (690 to 2930) |
Manual Reset |
360 (2482) |
Lockout |
450 (3103) |
|
P20EB-1C5 |
SPDT |
7 to 150
(48 to 1034) |
30 (172) Fixed |
40 (276) |
70 (448) |
250 (1724) |
|
P20EB-18C4 |
SPDT |
7 to 150
(48 to 1034) |
22 (152) Fixed |
15 (103) |
37 (255) |
250 (1724) |
|
P20EB-2C6 |
SPDT |
100 to 425
(690 to 2930) |
75 (483) Fixed |
400 (2758) |
324 (2275) |
450 (3103) |
1. Mounting bracket supplied
on all models.
2. Replaces Ranco G20-4412;
Robertshaw 3126-216, 3160-212
3. Replaces Ranco G23-5253;
Robertshaw 3127-220, 3161-205; Honeywell P430X-1250, 1268, 1292, 1300
4. 48 in. (1.2m) Capillary
5. Replaces Ranco G20-4050;
Robertshaw 3126-116, 3160-012, 3160-014; Honeywell P431X-1092, 1100
6. Replaces Ranco G23-5052;
Robertshaw 3127-140, 3127-414, 3161-009; Honeywell P430X, 1235, 1243, 1276, 1284
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