Model: TRM3221

Thermostatic Switch

Special Features:

Two mtg holes one 0.200 in. Diameter one 0.375 in. Lg by 0.200 in. W 0.750 c to c

Properties:

Overall Length
3.312 inches
Overall Height
3.406 inches
Overall Width
2.781 inches
Capillary Tube Length
72.000 inches
Bulb Length
4.000 inches
Bulb Diameter
0.875 inches
Tempurature Sensing Element Type
Capillary tube-bulb
Mounting Method
Bracket
Contact Action Stimulus
Increase
Nonpile-up Contact Arrangement
2 pole, single throw, normally closed, momentary action
Terminal Type
Screw
Contact Load Current Rating
1.0 amperes resistive load second voltage
Contact Load Current Rating
4.6 amperes resistive load first voltage
Contact Load Current Rating
520.0 milliamperes resistive load third voltage
Contact Adjustability
Actuation point adjustable, preset
Contact Adjustment Range
+50.00/+250.00 actuation point degrees fahrenheit
Contact Adjustment Type
External actuation point knob
Contact Stimulus Rating
2.00 differential point degrees fahrenheit
Contact Voltage Rating In Volts
120.0 dc at sea level second voltage
Contact Voltage Rating In Volts
240.0 ac at sea level first voltage
Contact Voltage Rating In Volts
240.0 dc at sea level third voltage
NSN
5930-00-349-7017
Part Number
TRM3221
Description
Switch,thermostatic
CAGE
50992

A switch that is actuated by changes in ambient temperature. Excludes circuit breaker; control, temperature (as modified); fuse (as modified); protector, thermal-overload, electrical motor; relay, thermal; and thermostat, flow control. See also control, temperature (as modified) and regulator, temperature (as modified).

Part TRM3221 NSN 5930-00-349-7017

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00451
FIIG:
A048B0
Concept No.:
1
App. Key:
F
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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
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: 9032100000
  • SITC: 87461
  • End Use: Measuring, testing, control instruments
  • NAICS: 334512
  • USDA: 1

Freight Class: Thermostats

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