Section 2. Installation - Eaton NRX Series Installation And Operating Instructions Manual

Series NRX PT module installation and
operation instructions

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.
0-690 L-L INPUT
A B C
Secondary
1 3 5
contacts
14
32 VC
31 VB
30 VA
To additional
breakers
BREAKER
Figure 2. Series NRX breakers with Digitrip 1150 trip units - 3-pole,
3-wire.
0-690 L-L INPUT
A B C
Secondary
1 3 5
contacts
32
31 VC
30 VB
29 VA
To additional
breakers
BREAKER
Figure 3. Series NRX breakers with PXR trip units - 3-pole, 3-wire.
TP2 LA
PT
LB
MODULE
LC
LA
TP2
PT
LB
MODULE
LC
Instruction Leaflet IL01301074E
0-690 L-L INPUT
N A B C
Secondary
1 3 5
contacts
14 VN
32 VC
Neutral
31 VB
sensor
30 VA
BREAKER
Figure 4. Series NRX breakers with Digitrip 1150 trip unit - 3-pole,
4-wire.
0-690 L-L INPUT
N A B C
Secondary
1 3 5
contacts
32 VN
31 VC
Neutral
30 VB
sensor
29 VA
To additional
BREAKER
Figure 5. Series NRX breakers with PXR trip units - 3-pole, 4- wire.
Effective July 2016
TP2
PT
MODULE
To additional
breakers
TP2
PT
MODULE
breakers
EATON www.eaton.com
LA
LB
LC
LN
LA
LB
LC
LN
3