Using Features and Options
The many standard features of your UPS provide consistent, economical, and dependable power protection. In addition, you
can add available options and accessories to enhance the performance of your UPS system. This chapter provides detailed descriptions of some of the features and options introduced earlier in this manual.
Building Alarm Monitoring
This standard feature lets you connect the UPS to your building alarms, such as smoke detectors or overtemperature alarms. The terminals for external connections are located inside the UPS on the customer interface panel
(see Figure 35).
TB1
1BLDG ALARM 1
2BLDG ALARM 1 RTN
3BLDG ALARM 2
4BLDG ALARM 2 RTN
5BLDG ALARM 3
6BLDG ALARM 3 RTN
7 BLDG ALARM 4
8 BLDG ALARM 4 RTN
9BLDG ALARM 5
10BLDG ALARM 5 RTN
11BLDG ALARM 6
12BLDG ALARM 6 RTN
13
14
15
TB2
1REMOTE EPO
2REMOTE EPO RTN
3
4ON INV
5ON INV RTN
6ON BYPASS
7ON BYPASS RTN
8BATTERY CONTACTOR CLOSED
9 BATTERY CONT RTN
10RELAY 1 NO
11RELAY 1 NC
12ALARM RTN
13RELAY 2 NO
14RELAY 2 NC
15NOTICE RTN
RS485
NOTE:
All building alarm inputs or remote features require an isolated, normally open contact or switch (rated at 24 Vdc 20 mA minimum) connected between the alarm input terminal and common terminal as shown. All control wiring, relay, and switch contacts are customer provided.
RS232
(Optional)
Figure 35. External Connections for Building Alarm Monitoring
Regardless of how you assign the building alarms, they display as Building Alarm 1, Building Alarm 2, Building Alarm 3, etc., on the LCD screen of the Monitor Panel. You should use twisted pair wires for each alarm input and common.
Powerware BPIII Harsh Environment UPS | 71 |
