JIS C 3410 250V Telephone & Instumentation cable:
JIS C 3410 250V Telephone & Instumentation cable:
CABLE DESIGNATION
250V TTY, FA-TTY
250V TTYC, FA-TTYC
250V TTYCY, FA-TTYCY
APPLICATION STANDARD
- Design guide : JIS C 3410(1999)
- Flame retardant : IEC 60332-1 & IEC 60332-3 Category A (FA-Type)
- Cold bend/impact : CSA 22.2 No. 03 (-35℃ ) (Cold Type)
- Max. conductor temperature : 60℃
TECHNICAL DATA
1. CABLE TYPE:250V (FA-)TTY, 250V (FA-)TTYC, 250V (FA-)TTYCY
No. of Pair, Triad or Quad: 1, 1T, 1Q, 2, 3, 4, 7, 10, 14, 19, 24, 30, 37, 48,
Nominal Area(mm2)：2, 3, 4, 6, 8, 14, 20, 28, 38, 48, 60, 74, 96.
| Classification | Code | Construction Detail |
|
Conductor |
TT | Stranded plain annealed copper wires as per JIS C 3410. |
| Insulation | PVC as per JIS C 3410. | |
| Twisting | Two Insulated cores shall be twisted together to form a pair | |
| Cabling |
Twisted pairs shall be
cabled. Flame retardant & non-hygroscopic fillers may be used . Suitable tape(s) may be applied on the cabled core. |
|
| Sheath | Y | PVC as per JIS C 3410. |
| Armor | C |
Braid of galvanized steel
wires. Coverage density is minimum 90%. |
| Paint |
The white paint shall be painted
uniformly on the steel wire braid Protective covering Type, paint is dispensable. |
|
| Protective Covering | Y |
PVC as per JIS C 3410. Outer sheath color : Black |
| Core identification |
Printed pair number and Alphabet
letter on the white insulation. ex) 4P : (1A, 1B), (2A, 2B), (3A, 3B), (4A, 4B) 1T, 1Q cable shall be identified by the black number on the white insulation |
|
|
Note Fire resistant type (“FRA-”) & Cold type cable (“(C)”) can be supplied. |
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