Model: DHU-31A

Ice Detector

Special Features:

Located in/on n0.2 engine inlet cowl

Properties:

Ac Voltage Rating
28.0 volts
Dc Voltage Rating
28.0 volts
Frequency Rating
60.0 hertz
Electrical Power Source Relationship
Operating
Usage Design
Aircraft
Internal Battery Accommodation
Not included
Media Detected
Ice
Phase
Single
NSN
6340-01-418-0374
Part Number
DHU-31A
Description
Detector,ice
CAGE

A device designed to detect icing conditions and provide an ice warning signal when the ice accretion reaches a preset level. The device may also transmit an electrical signal which can be used to control operation of the ice protection system.

Part DHU-31A NSN 6340-01-418-0374

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
36760
FIIG:
T394-A
Concept No.:
App. Key:
AA
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
B
ESD:
B
MMAC:
BA
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
2.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
39
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
012530
UFC:
52340
LTL:
85.0
LCL:
--
WCC:
671
TCC:
Z
SHC:
9
ACC:
Equipment for Aircraft

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Schedule B and Export
  • Schedule B: 8531900002
  • SITC: 77885
  • End Use: Electric apparatus
  • NAICS: 335999
  • USDA: 1

Freight Class: Parts of electric sound or visual signaling apparatus other than printed circuit assemblies, nesoi

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