Improved Battery/Power Connectors for Aircraft and Other High … · 2017. 5. 19. · Nate Bower...
Transcript of Improved Battery/Power Connectors for Aircraft and Other High … · 2017. 5. 19. · Nate Bower...
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Improved Battery/Power Connectors for Aircraft and
Other High Current Applications
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
MS3509 Receptacle: Old vs. New
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Molding Material Improvements
•
Higher Heat Tolerance (HDT over 500ºF)•
Robust and Chemical Resistant
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Better Design for Manufacturing-
no sink marks
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
MS3509 Receptacle: Old vs. New
![Page 5: Improved Battery/Power Connectors for Aircraft and Other High … · 2017. 5. 19. · Nate Bower (215) 343-2400 ext. 203. Rebling Plastics. natebower@reblingplastics.com. Barry Newman](https://reader036.fdocuments.in/reader036/viewer/2022081600/6050f3bff173ca7a975f8b87/html5/thumbnails/5.jpg)
Distribution Statement A: Approved for Public Release; Unlimited Distribution
Mounting Holes
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Eliminated plated steel mounting ferrules– Reduced cost (4 less inserts)– Removed 4 rust sources
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Improved Locking Pin Engagement•
Reduced tolerance on pin chamfer
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Reduced tolerance on hole diameter (Φ)•
Reduced distance between pins (L)
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Increased engagement with mating worm screw
L
Φ
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Lower Resistance Terminal Adapter Assembly
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Improved consistency and quality•
Two less components in assembly
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Less mistakes in customer assembly•
Eliminated stainless steel and hollow post from circuit
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Uses same low-resistance design as 7007 Quick Disconnect (MS25182-2)
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Copper terminal adapter better than ledloy
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Lower Resistance Terminal Adapter Assembly
Stainless steel pin
Hollow postSolid copper pin
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Test Program•
Prototype samples and standard Receptacles were mated to P/N 7007 & tested @ 1500A– 3 type 3509-28 receptacles – Prototype with steel terminal blocks– Prototype with copper terminal blocks
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Terminal blocks shunted with copper block of same C.S
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Volt drop measured at cable connections in mating connector P/N 7007
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Receptacle Test set up
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Copper shunting bar bolted in place across adaptor blocks
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Volt Drop @ 1500A P/N 7007 & 3509-28: Prototype, Standard
0.000
0.050
0.100
0.150
0.200
0.250
0 10 20 30 40 50 60 70
Seconds
Volts
Cu 3509#1 3509#2 3509#3 Steel
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Add-on Connectors for Rebling Plastics MS25182-2
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Normal configuration-
only one side used.
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
5002 “Add-on Receptacle”•
Design fits either unused side of MS25182-2
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Uses same low-resistance socket/pin design as in MS25182-2 & MS3509
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
P/N 5002 Open for Connection•
Integral dust cover with gasket keeps sockets clean and snaps open/closed
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
5003 Quick Disconnect•
Correct polarity guaranteed for either side
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Pivoting handle fits tight spaces
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Rebling add-on connections•
Low resistance for high current applications
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Easily retrofit to either side of MS25182-2 connector
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Polarized•
Add-on Receptacle meets qualification requirements of MS25182-2 (MIL-P-
18148C)•
Battery always connected
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Rebling add-on connections
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Qualified to requirements of MS25182-2•
Installs in Rebling P/N 7007, 4-Wire Connector, Type MS25182-2 Connector
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Makes Available side a Low Resistance Power Receptacle: Micro-ohm resistance
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Allows connecting external power directly to aircraft battery without breaking battery-
to-aircraft connection.
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Support-Side Add-on Connector
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Installs on support Cable•
Has Comparable high current capability
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Shell Material: High-Temperature Nylon to Endure Mechanical Shocks that can occur during handling
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
MS25182-2 Four-Wire Connector
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Shell – High Temperature Plastic– Shell adequately protects contact
sockets so that plastic caps are not needed on sockets
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
MS25182-2 Four-Wire Connector
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Contacts – Low resistance copper alloy – Maximum surface contact with mating
pins– Floating for precise alignment with
mating pins– Capable of continuous high current.
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
P/N 7007, 4-Wire Max Current
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Power Supply Used for Test
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Power Supply, Shunt and Connector
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Test Receptacle
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Dual Cable Installation
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Distribution Statement A: Approved for Public Release; Unlimited Distribution
Questions?Nate Bower (215) 343-2400 ext. 203Rebling [email protected]
Barry Newman (812) 854-4087Naval Surface Warfare CenterCrane [email protected]