Power Terminal Block Wiring Specifications; Branch Circuit Protection Devices; Input Power Conditioning; Grounding - Allen-Bradley 161S-AA04NPU User Manual

Table of Contents
Installation & Wiring

Power Terminal Block Wiring Specifications

Model
Screw Size
AA01-AA02
M3.5
AA03
M3.5
AA04, DA01
M4
AA05-AA10, DA02-DA03 M4
AA15
M4
Power Terminal Connection
IMPORTANT:
Bulletin 161 Drives feature an electronic overload protection to monitor the motor current. In the
case of multi-motor operation, thermal contacts or PTC resistors must be used for each motor.
In the case of motor lead lengths greater than 50 meters (165 feet), motor reactors should be used.

Branch Circuit Protection Devices

The following table shows the minimum recommended values for the branch circuit protection devices:
Fuse Rating (Class CC, J)
Model
1 Ph
AA01
10
AA02-AA03
10
AA04-AA05
15
AA07
20
AA10
30
AA15
N/A
DA01
10
DA02
15
DA04
20

Input Power Conditioning

The drive is suitable for connection to input power within the rated voltage of the drive (see specifications).
The power factor of the input power supply must not exceed .99. Compensation systems must ensure that
over compensation does not occur at any time.
If the drive must be installed in any of the following conditions, an Input Line Reactor must be used:
Input Power Condition
Line has intermittent noise spikes in excess of 2000V
If frequent voltage dips occur
The drive is operated on a generator
Line has power factor correction capacitors
Several drives are linked via a short common power supply bus bar.

Grounding

ATTENTION
• The Bulletin 161 has a high leakage current and must be permanently (fixed) hard wired to ground.
Failure to observe this precaution could result in severe bodily injury or loss of life.
Ground the drive. Be sure to separate the drive's grounding pole from those of other electrical machinery. If
multiple drives are used, make certain grounding connections do not create a loop as shown in Figure 2.5.
Figure 2.5 Suggested 161 Grounding
Protective
Earth
Ground
8
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Max/Min Wire Size mm
2.1 – .75 (14-18)
2.1 – 1.3 (14-16)
5.3 – 1.3 (10-16)
5.3 – 2.1 (10-14)
5.3 – 3.3 (10-12)
3 Ph
1 Ph
10
140M-D8N-C10
10
140M-D8N-C10
15
140M-D8N-C16
15
140M-D8N-C16
20
140M-D8N-C25
30
N/A
140M-D8N-C10
N/A
140M-D8N-C10
N/A
140M-D8N-C16
Bulletin 161
Bulletin 161
Bulletin 161
2
(AWG)
Max/Min Torque Nm (lbin)
0.9-0.8 (8.0-7.0)
0.9-0.8 (8.0-7.0)
1.3-1.2 (11.5-10.6)
1.3-1.2 (11.5-10.6)
1.3-1.2 (11.5-10.6)
Bulletin 140
3 Ph
140M-D8N-B40
140M-D8N-B63
140M-D8N-C10
140M-D8N-C16
140M-D8N-C16
N/A
140M-D8N-C25
N/A
N/A
N/A
Corrective Action
Install 3% impedance Input Line Reactor
Install 3% impedance Input Line Reactor
Install 3% impedance Input Line Reactor
Install 3% impedance Input Line Reactor
Install 3% impedance Input Line Reactor
Bulletin 161
Bulletin 161
Protective
Earth
Ground
Bulletin 161
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