Datasheet

For further information and full technical data, visit phoenixcontact.net/products
         
Technical data Technical data
Dimensions Width Length Height NS 35/7,5 Width Length Height NS 35/7,5
[mm] 9 43.5 45.5 10 43.5 45.5
Dimensions Width Length Height NS 32 Width Length Height NS 32
[mm] 9 43.5 50.5 10 43.5 50.5
Max. electrical data I
max.
[A]  U
max.
[V]  Max. Ø [mm²] AWG (UL)   Max. Ø [mm²] AWG (UL)
24 800 0.1 - 2.5 - 0.1 - 2.5 -
IEC 60947-7-1  IEC 60947-7-2 
Rated data IEC UL CSA IEC/
EN60079-7
IEC UL CSA IEC/
EN60079-7
Rated voltage [V] 800 600 600 - - - - -
Nominal current / cross section [A] / [mm²] 24 / 2.5 20 / - 20 / - - - - - -
Rated cross section [mm²] 2.5 - - - 2.5 - - -
Cross section range AWG 26 - 14 - 22-14 - 26 - 14 - 22-14 -
Connection capacity, DIN 46234
Cable lugs, DIN 46234 [mm²] 0.1 - 2.5 0.1 - 2.5
Connection bolt / hole diameter / width [mm] 3 / 3.2 / 7.6 3 / 3.2 / 7.6
Color code red 1.50 mm²
blue 2.50 mm²
Connection capacity, DIN 46237
Cable lugs, DIN 46237 [mm²] 0.5 - 2.5 0.5 - 2.5
Connection bolt / hole diameter / width [mm] 3 / 3.2 / 7.6 3 / 3.2 / 7.6
General data
Screw thread M3 M3
Tightening torque [Nm] 0.6 - 0.8 0.6 - 0.8
Insulating material PA PA
Inflammability class according to UL 94 V0 V2
Ordering data Ordering data
Description
No. of
pos.
Color Type I
max
Order No.
Pcs. /
Pkt.
Type  Order No.
Pcs. /
Pkt.
Terminal block, for mounting on NS35... gray OTTA 2,5 0790530 50
With test socket screws gray OTTA 2,5-P/P 0790543 50
Ground terminal, for mounting on NS35... green-yellow OTTA 2,5-PE 0790556 50
Accessories Accessories
Cover, width 1.5mm gray D-OTTA 2,5 0790569 50
Insertion bridge
2 gray EB 2-OTTA 2,5 24 A 3026065 10 EB 2-OTTA 2,5 3026065 10
3 gray EB 3-OTTA 2,5 24 A 3026078 10 EB 3-OTTA 2,5 3026078 10
4 gray EB 4-OTTA 2,5 24 A 3026081 10 EB 4-OTTA 2,5 3026081 10
5 gray EB 5-OTTA 2,5 24 A 3026094 10 EB 5-OTTA 2,5 3026094 10
6 gray EB 6-OTTA 2,5 24 A 3026104 10 EB 6-OTTA 2,5 3026104 10
7 gray EB 7-OTTA 2,5 24 A 3026117 10 EB 7-OTTA 2,5 3026117 10
10 gray EB 10-OTTA 2,5 24 A 3026120 10 EB 10-OTTA 2,5 3026120 10
Partition plate, for visual and electrical separation
of terminal groups, 1,5 mm thick
gray ATP-OTTA 2,5 0790572 50 ATP-OTTA 2,5 0790572 50
Screwdriver SZS 0,6X3,5 1205053 10 SZS 0,6X3,5 1205053 10
Lateral groove marking ZB 8 (see Catalog 5) ZB 8 (see Catalog 5)
473 PHOENIX CONTACT
Terminal blocks
OTTA bolt connection terminal blocks
2.5 (2.5) mm², 24 A, feed-through terminal
block
2.5 (2.5) mm², ground terminal
– Convenient and fast conductor
connection with captive cap nuts
– Safe use, even in applications which are
subject to the most stringent
requirements regarding shock and
vibration
– Space-saving, compact design
– Integrated screw locking
OTTA... feed-through terminal
blocks and ground terminals