SPECIFICATION CONTROL DRAWING 7724S1LL4
8-8-18
77 OHM, AWG 24, 19 STRANDS OF AWG 36, OPTIMIZED SHIELD, Date:
LOW FLUORIDE, DATA BUS CABLE, MIL-STD-1553, OUTER SPACE USE
CHEMINAX
C
Revision:
THIS SPECIFICATION SHEET FORMS A PART OF THE LATEST ISSUE OF RAYCHEM SPECIFICATION 1200.
CONSTRUCTION DETAILS ELECTRICAL CHARACTERISTICS
DIMENSIONS ARE NOMINAL VALUES IN INCHES, UNLESS
CHARACTERISTIC IMPEDANCE 77 5 ohms, Method C at 1 MHz
OTHERWISE DESIGNATED.
MUTUAL CAPACITANCE 30.0 pF/ft. (maximum)
ATTENUATION 1.4 dB/100 ft. (maximum) at 1 MHz
SURFACE TRANSFER IMPEDANCE 100 milliohms/meter (maximum)
CONDUCTORS
(Per SAE AS85485) at 30 MHz
AWG 24,
19 Strands of AWG 36,
ADDITIONAL REQUIREMENTS
Silver-Coated High-
FLUORIDE EXTRACTION 70 2C for 168 hours,
.0250
Strength Copper Alloy
(Dielectrics and Fillers prior to cabling, 20 ppm (maximum)
DIELECTRICS
and Jacket per Raychem Spec 55/)
Low Fluoride,
COMPONENT WIRE PRIOR TO CABLING
.048 Radiation-Crosslinked,
.002 Modified ETFE (Test procedures per SAE AS22759)
CONDUCTOR RESISTANCE 26.5 ohms/1000 ft. (nominal)
Colors - Light Blue/White
CROSSLINKING PROOF TEST 300 3C for 1 hour, .500 inch mandrel,
.032 FILLERS
.375 lb, 2.5 kV dielectric test
Low Fluoride,
Radiation-Crosslinked, INSULATION (DIELECTRIC)
Modified ETFE ELONGATION 50% (minimum)
2
TENSILE STRENGTH 5000 lbf/in (minimum)
INSULATION FLAWS
SPARK TEST 3.0 kV (rms)
IMPULSE TEST 8.0 kV (peak)
INSULATION RESISTANCE 5000 megohms for 1000 ft. (minimum)
LOW TEMPERATURE-COLD BEND -65 3C for 4 hours, .750 inch mandrel,
SHIELD - Optimized
1.00 lb, 2.5 kV dielectric test
AWG 38,
.113
Silver-Coated Copper SHRINKAGE 200 3C for 1 hour,
.125 inch (maximum) in 12 inches
FINISHED CABLE
(Test procedures per NEMA WC 27500, unless otherwise specified)
BLOCKING 200C for 6 hours
CABLE LAY LENGTH .75 inch (minimum), 1.25 inches (maximum)
CROSSLINKED VERIFICATION 300 5C for 6 hours, 6.00 inch mandrel
FLAMMABILITY 3 seconds (maximum), 3 inches (maximum);
(Method B of Spec 1200) no flaming of facial tissue
JACKET
JACKET
Low Fluoride,
.129 ELONGATION 50% (minimum)
Radiation-Crosslinked,
2
TENSILE STRENGTH 5000 lbf/in (minimum)
Modified ETFE
JACKET FLAWS
SPARK TEST 1.0 kV (rms)
IMPULSE TEST 6.0 kV (peak)
JACKET THICKNESS .008 inch (nominal)
LOW TEMPERATURE-COLD BEND -55 5C for 4 hours, 6.00 inch mandrel
VOLTAGE WITHSTAND 1000 volts (rms) (minimum)
(DIELECTRIC)
WEIGHT 14.5 lbs/1000 ft. (nominal)
OUTER SPACE REQUIREMENTS
RADIATION RESISTANCE 500 megarads/3.75 inch mandrel
VACUUM STABILITY
Designate outer jacket color with a dash number in accordance
TOTAL MASS LOSS (TML) 1.00% (maximum)
with MIL-STD-681. Unless otherwise specified, outer jacket color
VOLATILE CONDENSABLE 0.10% (maximum)
will be white designated by a-9" appended to the part number,
MATERIAL (VCM)
e.g. 7724S1LL4-9.
WEIGHT LOSS 0.45% (maximum)
Other codes and suffixes may be added to the part number, as
ENGINEERING REFERENCE
necessary, to capture any additional requirements imposed by
TEMPERATURE RATING 200C (maximum)
the purchase order.
Users should evaluate the suitability of this product for their application. Specifications are subject to change without notice. TE Connectivity also reserves the
right to make changes in materials or processing, which do not affect compliance with any specification, without notification to Buyer.
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Raychem Wire & Cable THIS SPECIFICATION SHEET TAKES PRECEDENCE OVER DOCUMENTS REFERENCED HEREIN.
501 Oakside Avenue REFERENCED DOCUMENTS SHALL BE OF THE ISSUE IN EFFECT ON DATE OF INVITATION FOR BID.
Redwood City, California 94063-3800
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Phone: 1-800-522-6752 Fax: 1-650-361-6297
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