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BR238-78B3-12V

Description
Power/Signal Relay, 4 Form A, 3PST, Momentary, 0.154A (Coil), 12VDC (Coil), 1848mW (Coil), 25A (Contact), 28VDC (Contact), DC Input, Random, AC/DC Output, Panel Mount,
CategoryMechanical and electronic products    relay   
File Size180KB,2 Pages
ManufacturerMicrosemi
Websitehttps://www.microsemi.com
Download Datasheet Parametric View All

BR238-78B3-12V Overview

Power/Signal Relay, 4 Form A, 3PST, Momentary, 0.154A (Coil), 12VDC (Coil), 1848mW (Coil), 25A (Contact), 28VDC (Contact), DC Input, Random, AC/DC Output, Panel Mount,

BR238-78B3-12V Parametric

Parameter NameAttribute value
Objectid1810968217
Reach Compliance Codecompliant
ECCN codeEAR99
Other featuresAUXILIARY CONTACTS ALSO AVAILABLE
body width26.04 mm
body height25.65 mm
Body length or diameter26.04 mm
Maximum coil current (DC)0.154 A
Coil operating voltage (DC)9 V
Coil power1848 mW
Coil release voltage (DC)3.5 V
Coil resistance78 Ω
Maximum coil voltage (DC)12 V
Nominal coil voltage12 V
Coil/Input Power TypeDC
Contact (AC) maximum rated load I15A@115VAC
Contact (AC) maximum rated load M10A@115VAC
Contact (AC) maximum rated R load25A@208VAC
Maximum contact current (AC)25 A
Maximum contact current (DC)25 A
Contact (DC) maximum rated R load25A@28VDC
Maximum contact voltage (AC)208 V
Maximum contact voltage (DC)28 V
Contact/Output Power TypeAC/DC
Dielectric strength between coil and contacts1250 Vrms
Dielectric strength between breaking contacts1250 Vrms
Electrical life50000 Cycle(s)
Input switching control typeRandom
Insulation resistance100000000 Ω
Installation featuresPANEL MOUNT
Number of terminals11
operating hours16 ms
Maximum operating temperature125 °C
Minimum operating temperature-70 °C
physical size26.04mm x 26.04mm x 25.65mm
GuidelineMIL-PRF-6106
Relay actionMOMENTARY
Relay style4 FORM A
Relay function3PST
Relay typePOWER/SIGNAL RELAY
release time16 ms
surface mountNO
Termination typeSOLDER HOOK
weight85 g
BR238
Miniature
25 Amps • 3PST, 1 PDT
To MIL-PRF-6106
SPECIFICATIONS
GENERAL
Operate/Release Time:
Contact Arrangement
................................. 3PST, 1 PDT
Weight..........................................................3.0
oz approx.
Designed to meet the requirements of MIL-PRF-6106
PERFORMANCE
Contact Rating
(Note 1): (Case Grounded)
Power Contacts:
Resistive .............................. 25 Amps @ 28 VDC or
115/208V 400 Hz
Inductive ...................15 Amps @ 115/208V 400 Hz
12 Amps @ 28 VDC
Motor ................................... 10 Amps @ 28 VDC or
115/208V 400 Hz
Lamp ..................................... 5 Amps @ 28 VDC or
115/208V 400 Hz
Auxiliary Contacts:
Configuration................................................... SPDT
Resistive ................................ 2 Amps @ 28 VDC or
115/208V 400 Hz
Inductive ...................................... 1 Amp @ 28 VDC
115/208V 400 Hz
Lamp .................................. 0.5 Amps @ 28 VDC or
115/208V 400 Hz
.......................50,000 operations minimum @ rated
o
resistive load, 125 C
Pull In Power
............................................500 mw approx.
Life
DC Coil
AC Coil
15 ms max 50 ms max
Excluding bounce time at nominal coil voltage
Contact Bounce Time.......................................
1 ms max
@ rated contact load, 28 VDC
Contact Voltage Drop:
Before Life............................. 150 mv max @ 25 Amps
and 6 VDC
After Life ................................ 175 mv max @ 25 Amps
and 6 VDC
ENVIRONMENTAL
o
o
Temperature Range
............................... -70 C to +125 C
Vibration
(Note 2).............................. 0.12" DA 10 - 70 Hz
30 G's 70 - 3,000 Hz
Shock (Operating)(Note
2) ......................... 200 G's 6 ms
ELECTRICAL CHARACTERISTICS
Duty Cycle........................................................Continuous
Insulation Resistance...............................
100 megohms
o
@ 500V 25 C
Dielectric Strength:
Sea Level:
Contact to Case ................................... 1,250 VRMS
Contact to Coil ..................................... 1,250 VRMS
Coil to Case ......................................... 1,000 VRMS
Across Open Contacts ........................ 1,250 VRMS
80,000 Feet:
All Points ................................................. 350 VRMS
Notes:
1. For other ratings consult the factory.
2.
For applications requiring higher shock and
vibration, consult the factory.
3.
AC coil line frequency 50 to 400 Hz.
14930 E. Alondra Blvd., La Mirada, CA 90638-5752
(714) 994-6500
FAX (714) 994-3013
W:2000, Rev. 3
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