Cable Glands; Ttf350 Without Cable Gland; Ttf350 Eex D Models Without Cable Gland - ABB TTF350 Instrucciones Para La Puesta En Funcionamiento

Electrical connection
4.2

Cable glands

4.2.1

TTF350 without cable gland

The cable diameter for the cable gland used must comply with requirements for IP / Nema 4x
protection class. This must be checked during installation.
For delivery without cable gland (threads M20 x 1.5 or NPT 1/2"), the following points must be
observed:
• Use cable glands acc. to version M20 x 1.5 or NPT 1/2".
• Observe information in data sheet / operating instructions for cable gland used.
• Check the working temperature for the cable gland used.
• Check the IP protection class IP 66 / 67 or NEMA 4X of the cable gland in used.
• Check the explosion protection relevant information for the cable gland used acc. to
manufacturer's data sheet or Ex certificate.
• The cable gland used must be approved for the cable diameter (IP protection class).
• For tightening torque, observe information in data sheet / operating instructions for cable
gland used.
4.2.2

TTF350 EEx d models without cable gland

For delivery of the product variants TTF350-E3... (ATEX EEx d / hermetically sealed) and
TTF350-E4....(ATEX EEx d and EEx ia or hermetically sealed and intrinsically safe) without
cable gland an approved ATEX EEx d cable gland must be used according to EN 50018.
The explosion protection relevant information for the cable glands (M20 x 1.5 6H or 1/2" NPT,
clamping range, temperature range, etc.) must comply with the requirements for PTB ATEX
approval in order to ensure protection type EEx d for the TTF350.
For information on the cable gland used, refer to the data sheet and operating instructions.
12 - EN TTF350 CI/TTF350-X1