PTFE Multi core cables for Instrumentation and control applications are manufactured as per MIL-DTL-27500H / JSS 51038 specification to meet specific customer requirements.
The primary wire are PTFF insulated meeting requirements of JSS 51034 / MIL-W-16878/BS3G210/NEMA HP3. The cable possess all the unique electrical and mechanical properties of PTFE and are available in size from single wire screened or / and jacketed up to cable with a maximum of 66 pairs twisted and / or screened and / or jacked as per required.
- 1. Conductor
- 2. Core insulation : Spiral wrapped and fused PTFE tape.
- 3. Braided shied
- 4. Jacket : PTFE tape wrapped & fused
Full range of colour is available
Note: Jacket with PVC / FRLS PVC / Halogen free compound is also available.
The part number system are as mentioned below. The part number specify the size, number of cores / paires and type of Shield and Jacket.
Derating factor :
The following table used as a guidline for derating factor in multicore cable
|No of core||Derating factor(x Amps)|
|2 - 5||0.8|
|8 – 15||0.7|
|16 - 30||0.5|