4
Series NRX PT module installation and
operation instructions
EATON
www.eaton.com
Instruction Leaflet
IL01301074E
Effective July 2016
Figure 6.
LA
LB
LC
PT
MODULE
BREAKER
A
0-690 L-L INPUT
B
C
To additional
breakers
Secondary
contacts
1
N
3
5
31 VB
30 VA
32 VC
TP2
14 VN
LN
Series NRX breakers with Digitrip 1150 trip units - 4-pole,
4-wire.
Figure 7.
LA
LB
LC
PT
MODULE
BREAKER
A
0-690 L-L INPUT
B
C
To additional
breakers
Secondary
contacts
1
N
3
5
30 VB
29 VA
31 VC
TP2
32 VN
LN
Series NRX breakers with PXR trip units - 4-pole, 4-wire.
The PT module secondary may connect up to 16 Series NRX breakers
using 18 AWG wire for each phase in a daisy-chain configuration and
may extend to the furthest breaker in the the chain, to a maximum of
250 feet (Figure 8).
Figure 8. Daisy chain breaker connection of up to 16 breakers.
250 ft (76.2 m) max.
