Model: DMS 78040B

Electromagnetic Relay

Properties:

Overall Length
3.734 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
3.250 inches single mounting facility
Center To Center Distance Between Mounting Facilities Parallel To Width
2.687 inches single mounting facility
Overall Height
3.642 inches
Overall Width
3.336 inches
Case Material
Metal
Environmental Protection
Hermetic
Unthreaded Mounting Hole Diameter
0.218 inches single mounting facility
Fragility Factor
Moderately rugged
Winding Quantity
1
Purpose For Which Designed
General
Coil Quantity
1
Winding Dc Resistance Rating
84.0 ohms single winding
Duty Type
Continuous
Arc Quenching Method
Air
Mounting Facility Type And Quantity
4 unthreaded hole single mounting facility
Storage Type
General purpose warehouse
Cubic Measure
45.367 cubic inches
Mounting Facility Pattern
Rectangular single mounting facility
Nonpile-up Main Contact Arrangement
6 pole, single throw, normally open, double make, momentary action
Time Delay
0.015 seconds fixed release time
Time Delay
0.05 seconds fixed operate time
Operating Voltage Rating And Type At Specificationified Temp
28.0 volts dc 25 degrees celsius single winding
Main Contact Load Current Rating At Maximum Rated Voltage
40.0 amperes ac motor load and 40.0 amperes dc motor load
Main Contact Load Current Rating At Maximum Rated Voltage
50.0 amperes ac inductive load and 25.0 amperes dc inductive load
Main Contact Load Current Rating At Maximum Rated Voltage
50.0 amperes ac resistive load and 50.0 amperes dc resistive load
Main Contact Load Current Rating At Maximum Rated Voltage
20.0 amperes ac lamp load and 20.0 amperes dc lamp load
Main Contact Maximum Voltage Rating In Volts
115.0 ac and 28.0 dc
Test Data Document
81349-mil-r-6106 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Terminal Type And Quantity
11 threaded stud all functions
Specification Data
96906-ms27221 government standard
NSN
5945-00-111-1663
Part Number
DMS 78040B
Description
Relay,electromagnetic
CAGE
16236

A relay which is actuated by the effect of a magnetic field developed by the current in its energizing coil(s). Includes solenoid and armature types. Excludes contactor, magnetic; relay, meter movement; relay, motor driven; relay, reed; relay, resonant reed; relay, rotary; and switch, stepping.

Part DMS 78040B NSN 5945-00-111-1663

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
32512
FIIG:
A03300
Concept No.:
1
App. Key:
A
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:
N
PMIC:
U
ESD:
ESD:
MMAC:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
ZZ
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
77.5
WCC:
72D
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8536490075
  • SITC: 77254
  • End Use: Electric apparatus
  • NAICS: 335314
  • USDA: 1

Freight Class: Relays, electromechanical, for a voltage exceeding 60 v but not exceeding 1,000 v, nesoi

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