Figure 6-2. Supervisory Contact Module Tb2 - Powerware 9390 Installation & Operation Manual

Installing Options and Accessories
9. Install wiring between the SCM terminal block TB2 and the monitoring equipment.
NOTE
NOTE
capable of supplying contact current.
6-8
See Figure 6-2 for terminal assignments and Drawing 164201535-8 for terminal
block location.
System Normal
No Redundancy
On Generator
Bypass Not
Available
On Battery
UPS Alarm
On Bypass
Shutdown
Imminent

Figure 6-2. Supervisory Contact Module TB2

Supervisory contacts are rated at 2.0A at 28 Vdc or 120 Vac and 0.15A at 115 Vdc.
Supervisory contacts require an external power supply. Internal 24 Vdc is not
Powerware 9390 UPS (40–80 kVA) Installation and Operation Manual S 164201535 Rev C
®
TB2