DIMENSIONS ARE NOMINAL VALUES IN INCHES UNLESS OTHERWISE
DESIGNATED.
Outer jacket color will be black (designated by a "-0" appended to
the part number, e.g. 7518A0811-0) unless otherwise specified.
THIS SPECIFICATION SHEET FORMS A PART OF THE LATEST ISSUE OF RAYCHEM SPECIFICATION 1200.
CHEMINAX SPECIFICATION CONTROL DRAWING
CONSTRUCTION DETAILS ELECTRICAL CHARACTERISTICS
7518A0811
CHARACTERISTIC IMPEDANCE 75 ± 3 ohms, Method B
CAPACITANCE 17.9 pF/ft. (nominal)
VELOCITY OF PROPAGATION 76% (nominal)
SURFACE TRANSFER 700 milliohms/meter (maximum)
IMPEDANCE at 0.1 MHz - 1 GHz
EMP RESPONSE 60 dB (minimum) for 1 meter
ATTENUATION 1.1 dB/100 ft. (maximum) at 10 MHz
2.9 dB/100 ft. (maximum) at 100 MHz
6.0 dB/100 ft. (maximum) at 400 MHz
75 OHM, AWG 18, 19 STRANDS OF AWG 30,
OPTIMIZED SHIELD, TRIAXIAL CABLE
ADDITIONAL REQUIREMENTS
ELECTRICAL
CONDUCTOR RESISTANCE 6.23 ohms/1000 ft. (nominal)
INSULATION RESISTANCE 10,000 megohms (minimum)
(DIELECTRIC)
JACKET FLAWS
SPARK TEST 1.0 kV (rms)
IMPULSE TEST 6.0 kV (peak)
VOLTAGE WITHSTAND
(DIELECTRIC)
CONDUCTOR TO SHIELD 1000 volts (rms), (minimum)
SHIELD TO SHIELD 500 volts (rms), (minimum)
ENVIRONMENTAL
FLAMMABILITY Method B
HEAT SHOCK 225°C
LOW TEMPERATURE- -30°C/12.00 inch mandrel
COLD BEND
VOLTAGE WITHSTAND
(POST ENVIRONMENTAL) 1000 volts (rms), 1 minute
PHYSICAL
INSULATION (DIELECTRIC)
ELONGATION 50% (minimum)
TENSILE STRENGTH 1000 lbf/in² (minimum)
JACKET (EACH)
ELONGATION 150% (minimum)
TENSILE STRENGTH 1200 lbf/in² (minimum)
1ST JACKET THICKNESS .036 inch (nominal)
2ND JACKET THICKNESS .055 inch (nominal)
SHIELD COVERAGE (1ST) 85% (minimum)
WRAP (EACH) .001 inch thick (nominal),
25% overlap (minimum)
WEIGHT 136. lbs/1000 ft. (nominal)
CONDUCTOR
AWG18, 19 strands of
AWG 30, Tin-Coated
Copper
DIELECTRIC
Rayfoam® L
Color - Natural
1ST SHIELD
AWG 34,
Tin-Coated Copper
1ST JACKET
Zerohal™
Color - Black
1ST WRAP
Polyester Tape
2ND SHIELD
AWG 34,
Tin-Coated Copper
Optimized
2ND WRAP
Polyester Tape
2ND JACKET
Zerohal™
.465
± .010
.355
.351
.325
.253
.249
.223
.0465
K
9-28-06
Revision:
Date:
501 Oakside Avenue
Redwood City, California 94063-3800
1-800-227-8816 Fax: 1-650-361-6297
R
Wire & Cable
© 2005-2006 Tyco Electronics Corporation. All rights reserved.
THIS SPECIFICATION SHEET TAKES PRECEDENCE OVER DOCUMENTS REFERENCED HEREIN.
REFERENCED DOCUMENTS SHALL BE OF THE ISSUE IN EFFECT ON DATE OF INVITATION FOR BID.
Designate outer jacket color with a dash number in accordance
with MIL-STD-681. Other codes and suffixes may be added to the
part number, as necessary, to capture any additional requirements
imposed by the purchase order.
Tyco Electronics also reserves the right to make changes in materials or processing, which do not affect compliance with any specification, without notification to Buyer.
Users should evaluate the suitability of this product for their application. Specifications are subject to change without notice.
