3
Instruction Leaflet
IL01301074E
Effective July 2016
Series NRX PT module installation and
operation instructions
EATON
www.eaton.com
Section 2. Installation
The series NRX PT module is to be mounted on a standard 35mm EN
DIN rail and connects to the breaker as shown. Figures 2 and 3 show
a 3-pole, 3-wire configuration. Figures 4 through 7 show connections
for a 3-pole breaker and a 4-pole breaker with an external neutral
sensor.
Figure 2.
LA
LB
LC
PT
MODULE
BREAKER
A
0-690 L-L INPUT
B
C
To additional
breakers
Secondary
contacts
{
1
3
5
31 VB
30 VA
32 VC
TP2
14
Series NRX breakers with Digitrip 1150 trip units - 3-pole,
3-wire.
Figure 3.
LA
LB
LC
PT
MODULE
BREAKER
A
0-690 L-L INPUT
B
C
To additional
breakers
Secondary
contacts
{
1
3
5
30 VB
29 VA
31 VC
TP2
32
Series NRX breakers with PXR trip units - 3-pole, 3-wire.
Figure 4.
LA
LB
LC
PT
MODULE
BREAKER
A
B C
To additional
breakers
Secondary
contacts
1
N
3 5
31 VB
30 VA
32 VC
TP2
14 VN
LN
Neutral
sensor
Series NRX breakers with Digitrip 1150 trip unit - 3-pole,
4-wire.
Figure 5.
LA
LB
LC
PT
MODULE
BREAKER
A
B C
To additional
breakers
Secondary
contacts
1
N
3 5
30 VB
29 VA
31 VC
TP2
32 VN
LN
Neutral
sensor
Series NRX breakers with PXR trip units - 3-pole, 4- wire.
0-690 L-L INPUT
0-690 L-L INPUT
