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Electromechanical Cable Product Info

0.490” (12.45 mm) 7-Conductor Crush Resistant 7Q49RTZZ-EHS

0.490” (12.45 mm) 7-Conductor Crush Resistant 7Q49RTZZ-EHS

Properties

Cable Diameter:

0.490” +0.006” - 0.003”
(12.44mm + 0.15mm -0.076mm)

Minimum Sheave Diameter:

25”
(64 cm)

Cable Stretch Coefficient:

0.60 ft/Kft/Klbs
(0.67 m/km/5KN)

ELECTRICAL

Maximum Conductor Voltage:

1200 VDC

Recommended Operating Conductor Voltage:

500 VDC

Conductor AWG Rating:

20

Recommended Operating Conductor Voltage

1,500 MegΩ/Kft @ 500 VDC
(457 MegΩ/Km @ 500 VDC)

Armor Electrical Resistance:

1.00 Ω/Kft
(3.3 Ω/Km)

Mechanical

Minimum Insulation Resistance:

Ends Fixed:

25,750 lbs
(114.6 KN)

Maximum Suggested Working Tension:

12,875 lbs
(57.3 KN)

Number and Size of Wires:

Inner Armor:
20 x 0.0460”
(1.17 mm)
Outer Armor:
20 x 0.0620”
(1.57 mm)

Average Wire Breaking Strength:

Inner Armor:
532 lbs
(2.4 KN)
Outer Armor:
966 lbs
(4.3 KN)
Cable Type Core Description Cable Weight
Temp Rating Plastic Type Insulation Thickness Copper Construction Res Typical Cap Typical O.D. Each Tape Type In Air In H2O Spec. Gravity
°F
°C
in
mm
in
mm
Ω/Kft
ΩKm
pf/ft
pf/m
in
mm
lbs/Kft
Kg/Km
7Q49RTZZ-EHS 500°
260°
ETFE 0.0100
0.254
7x0.0128
7x0.325
9.8
32.2
27
85
0.084
2.134
ETFE 416
619
343
511
7Q49RTZZ-EHS 500°
260°
FEP 0.0130
0.330
7x0.0128
7x0.325
9.8
32.2
27
85
0.064
1.626
ETFE 416
619
343
511