N E T W O R K I N G
C A B L E S
11.21
IEEE 802.5; ISO/IEC 8802.5
IBM Cabling System
Types 2A and 6A
UL NEC/
No.
Part
C(UL) CEC
of
No.
Type
Pairs
Standard Lengths
Ft.
m
Standard
Unit Wt.
Lbs.
kg
AWG
(stranding)
Shielding
Diameter
Inch mm Nom. DCR
Nominal
OD
Nominal
Maximum
Nom. Capacitance
Freq. Attenuation
Imped.
(MHz)
(dB/
(dB/
*
*
(Ω)
pF/Ft. pF/m
1000′) 100m)
Min.
NEXT
(dB/
(dB/
1000′) 305m)
Description
IBM Type 2A • 22 AWG
Solid Bare Copper • (2) Data Pairs Individually Beldfoil
®
Shielded + Overall 65% TC Braid + Mylar
®
Shield • Rip Cord
Non-Plenum • Flame-retardant Foam Polyethylene Insulation • Black PVC Jacket
IBM Part No.
4716739
33G2773
9689
NEC:
MPG,
CMG
CEC:
MPG,
CMG FT4
6
v
500
1000
3600
152.4 43.0 19.5 .324 8.26
x
x
304.8 80.0 36.4
1097.6 298.8 135.8 .466 11.84
22
(solid)
BC
.026″
16.7Ω/M′
54.7Ω/km
100%
150
8.5
Beldfoil @ 1MHz
(data)
Each Pair
(data)
+ 65%
600
TC Braid @ 1kHz
Overall
(voice)
(data only)
Rip Cord
27.9
(data)
1k
**
.390
4
6.7
16
13.4
100
37.5
300
65.2
100
††
40.8
300
††
71.0
600
††
100.3
.128
2.2
4.4
12.3
21.4
13.4
23.3
32.9
—
58.0
50.4
38.5
31.3
—
—
—
—
58.0
50.4
38.5
31.3
—
—
—
For Plenum version of 9689,
see 82689.
IBM qualified Type 2A Media cable for use in IBM Cabling Systems.
Plenum • Foam FEP Teflon
®
Insulation • Black Flamarrest
®
Jacket
IBM Part No.
4716738
33G8221
82689
NEC:
MPP,
CMP
CEC:
MPP,
CMP FT6
6
v
1000
†
304.8
79.0 35.9 .324 8.26
x
x
.466 11.84
22
(solid)
BC
.026″
16.7Ω/M′
54.7Ω/km
100%
150
8.5
Beldfoil @ 1MHz
(data)
Each Pair
(data)
+ 65%
600
TC Braid @ 1kHz
Overall
(voice)
(data only)
Rip Cord
27.9
(data)
1k
**
.390
4
6.7
16
13.4
100
37.5
300
65.2
100
††
40.8
300
††
71.0
600
††
100.3
.128
2.2
4.4
12.3
21.4
13.4
23.3
32.9
—
58.0
50.4
38.5
31.3
—
—
—
—
58.0
50.4
38.5
31.3
—
—
—
IBM qualified Type 2A Media cable for use in IBM Cabling Systems.
IBM Type 6A • 26 AWG
Stranded (7x34) Bare Copper Twisted Pairs • Beldfoil Shielded Pairs + Overall 65% Tinned Copper Braid Shield
Non-Plenum • Datalene
®
Insulation • Striated Black PVC Jacket
IBM Part No.
4716743
33G2775
1215A
NEC:
CL2, CM
CEC:
CM
2
1000
†
304.8
46.0 20.9 .325 8.26
26
(7x34)
BC
.019″
38.7Ω/M′
127.0Ω/km
100%
Beldfoil
Each Pair
+ 65%
TC Braid
Overall
150
8.5
27.9
4
16
100
300
10
20
57
100
3.3
6.6
18.7
32.8
52.0
44.0
33.0
25.0
52.0
44.0
33.0
25.0
IBM qualified Type 6A Office cable for use in IBM Cabling Systems.
BC = Bare Copper • DCR = DC Resistance • NEXT = Near-end Crosstalk • TC = Tinned Copper
* Capacitance between conductors
**Voice pairs (1 kHz); Data pairs (4–600 MHz)
†
Spools are one piece, but length may vary ±10% from length shown.
††
Common mode
v
(2) shielded Data-grade pairs; (4) unshielded Voice-grade media pairs
Mylar and Teflon are DuPont trademarks.
B e l d e n E l e c t r o n i c s D i v i s i o n
Te c h n i c a l S u p p o r t :
1 - 8 0 0 - B E L D E N - 1
o r
1 - 8 0 0 - B E L D E N - 3
•
w w w . b e l d e n . c o m
11
•
Networking Cables
京公网安备 11010802033920号
EEWORLD
