SPECIFICATION CONTROL DRAWING
CHEMINAX Date:
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 OTHERWISE
DESIGNATED.
ADDITIONAL REQUIREMENTS
COMPONENT WIRE PRIOR TO CABLING
(Test procedures per SAE AS22759)
FINISHED CABLE
(Test procedures per NEMA WC 27500, unless otherwise specified)
Designate outer jacket color with a dash number in accordance with
MIL-STD-681. Unless otherwise specified, outer jacket color will be
white designated by a "-9" appended to the part number,
(e.g. 7724G3664-9).
Other codes and suffixes may be added to the part number, as
necessary, to capture any additional requirements imposed b y the
purchase order.
ENGINEERING REFERENCE
Users should evaluate the suitability of thi s pro du ct fo r their application. Speci fic ations are subject to ch an ge 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 B uyer.
Page 1 of 1 Cheminax, Raychem, TE Connectivity, and TE connectivity (logo) are trademarks.
Raychem Wire & Cable
501 Oakside Avenue
Redwood City, California 94063-3800
Phone: 1-800-522-6752 Fax: 1-650-361-6297
THIS SPECIFICATION SHEET TAKES PRECEDENCE OVER DOCUMENTS REFERENCED HEREIN.
REFERENCED DOCUMENTS SHALL B E OF THE ISSUE IN EFFECT ON DATE OF INVITATION FOR BID.
© 2018 TE Connectivity Ltd. fam ily of companies. All Rights Reserved.
7724G3664
77 OHM, AWG 24, 19 STRANDS OF AWG 36,
OPTIMIZED DOUBLE SHIELDS, DATA BUS CABLE, MIL-STD-1553 1-3-18
A
CHARACTERISTIC IMPEDANCE 77 ± 5 ohms, Method C at 1 MHz
MUTUAL CAPACITANCE 30.0 pF/ft. (98.4 pF/m) (maximum)
ATTENUATION 1.4 dB/100 ft. (4.59 dB/100 m) (maximum)
at 1 MHz
SURFACE TRANSFER IMPEDANCE 10 milliohms/meter (maximum)
(Per SAE AS85485) at 30 MHz
CONDUCTOR RESISTANCE 26.5 ohms/1000 ft. (86.9 ohms/km) (nominal)
CROSSLINKING PROOF TEST 300 ± 3°C for 1 hour,
.500 inch (12.7 mm) mandrel,
.375 lb (170 g), 2.5 kV dielectric test
INSULATION (DIELECTRIC)
ELONGATION 50% (minimum)
TENSILE STRENGTH 5000 lbf/in2 (34.5 N/mm2) (minimum)
INSULATION FLAWS
SPARK TEST 3.0 kV (rms)
IMPULSE TEST 8.0 kV (peak)
INSULATION RESISTANCE 5000 megohms for 1000 ft.
(1524 megohms-km) (minimum)
LOW TEMPERATURE-COLD BEND -65 ± 3°C for 4 hours,
.750 inch (19.1 mm) mandrel,
1.00 lb (454 g), 2.5 kV dielectric test
SHRINKAGE 200 ± 3°C for 1 hour,
.125 inch (3.18 mm) (maximum)
in 12 inches (305 mm)
BLOCKING 200°C for 6 hours
CABLE LAY LENGTH .75 inch (19.1 mm) (minimum),
1.25 inches (31.8 mm) (maximum)
CROSSLINKED VERIFICATION 300 ± 5°C for 6 hours,
6.00 inch (152 mm) mandrel
FLAMMABILITY 3 seconds (maximum),
(Method B of Spec 1200) 3 inches (76.2 mm) (maximum);
no flaming of facial tissue
JACKET
ELONGATION 50% (minimum)
TENSILE STRENGTH 5000 lbf/in2 (34.5 N/mm2) (minimum)
JACKET FLAWS
SPARK TEST 1.0 kV (rms)
IMPULSE TEST 6.0 kV (peak)
JACKET THICKNESS .008 inch (.203 mm) (nominal)
LOW TEMPERATURE-COLD BEND -55 ± 5°C for 4 hours,
6.00 inch (152 mm) mandrel
VOLTAGE WITHSTAND 1000 volts (rms) (minimum)
(DIELECTRIC)
WEIGHT 21.7 lbs/1000 ft. (32.3 kg/km) (nominal)
TEMPERATURE RATING 200°C (maximum)
.0250
(.635 mm)
.113
(2.87 mm)
.048 ± .002
(1.22 ± .05 mm)
.146 (3.71 mm)
(nominal)
.154 (3.91 mm)
(maximum)
CONDUCTORS
AWG 24,
19 Strands of AWG 36,
Silver-Coated High-
Strength Copper Alloy
DIELECTRICS
Radiation-Crosslinked,
Modified ETFE
Colors - Light Blue/White
FILLERS
Radiation-Crosslinked,
Modified ETFE
1st SHIELD
AWG 38,
Silver-Coated Copper,
Optimized
JACKET
Radiation-Crosslinked,
Modified ETFE
.032
(.813 mm)
2nd SHIELD
AWG 38,
Silver-Coated Copper,
Optimized
.130
(3.30 mm)
