Model: P28AA-1

Pressure Switch

Special Features:

Equipped w/integral time delay - 90 sec

Properties:

Overall Length
5.297 inches
Overall Height
2.297 inches
Overall Width
5.656 inches
Body Length
3.250 inches
Body Height
2.094 inches
Pressure Switch Type
Differential
Mounting Method
Bracket
Features Provided
Manual reset button
Contact Action Stimulus
Increase
Nonpile-up Contact Arrangement
1 pole, single throw, both positions maintained
Terminal Type
Screw
Contact Load Current Rating
10.0 amperes resistive load first voltage
Contact Load Current Rating
10.0 amperes resistive load third voltage
Contact Load Current Rating
5.0 amperes resistive load second voltage
Contact Adjustability
Actuation point adjustable
Contact Adjustment Range
+8.00/+70.00 actuation point pounds per square inch
Contact Adjustment Type
Internal actuation point tongue with scale
Contact Voltage Rating In Volts
120.0 ac at sea level first voltage
Contact Voltage Rating In Volts
24.0 dc at sea level third voltage
Contact Voltage Rating In Volts
240.0 ac at sea level second voltage
Media For Which Designed
Gas or liquid
Style Designator
Rectangular
NSN
5930-00-702-8035
Part Number
P28AA-1
Description
Switch,pressure
CAGE
50831

A switch which is actuated by changes in pressure of any gas or liquid or by changes in a vacuum acting upon its sensing element. Excludes baroswitch; switch, pressure-thermostatic; and switch, sensitive.

Part P28AA-1 NSN 5930-00-702-8035

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00206
FIIG:
A048B0
Concept No.:
1
App. Key:
D
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
U
ESD:
ESD:
MMAC:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
8.0 X 8.0 X 4.0
Paclk Weight:
2.5000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
--
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8536509065
  • SITC: 77255
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

Freight Class: Switches, for a voltage not exceeding 1000 volts, nesoi

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