MBM INSTALLATION
Eaton 9395 Maintenance Bypass Module Installation and Operation Manual
S
164201719 Rev 3
www.eaton.com/powerquality
4-18
Maintenance Bypass Monitoring Terminations
From
To
Description
UPS TB1-9 (Output Contactor K3 NC Aux)
MBM TB1-9 (Output Contactor K3 NC Aux)
UPS on bypass
UPS TB1-10 (Output Contactor K3 Aux Common)
MBM TB1-10 (Output Contactor K3 Aux Common)
UPS TB3-9 (Building Alarm 5)
MBM TB1-3 (MBP Aux #2 NO)
UPS on maintenance bypass
(Program UPS building alarm for UPS on
Maintenance Bypass.)
UPS TB3-10 (Building Alarm 5 Return)
MBM TB1-2 (MBP Aux #2 Common)
NOTE “Return“ indicates connection to electronics circuit ground. “Common” indicates connection to common side of isolated relay contact.
1
2
3
4
5
7
8
6
9
10
UPS
Twisted Pair
1
2
3
4
5
7
8
6
9
10
1
2
3
4
5
7
8
6
9
10
Twisted Pair
TB3
TB1
MBM
TB1
NOTE
If Building Alarm 5 is being used for another purpose, any unused building alarm on the 9395 UPS
TB3 terminal board can be used for the MBM. Refer to the applicable Powerware 9395 UPS Installation and
Operation Manual listed in paragraph 1.7 on page 1-4 for the 9395 UPS TB3 terminal assignments.
Figure 4‐15. MBM Interface Wiring