Table of Contents
Advertisement
Rack
2.2 Rack UR5213 (6DD1682-0CH0)
2.2.3
Control and display elements
X1
3 signaling relays, 230 V floating potential (3 x 2 contacts)
SHUTDOWN MODE
A system stop triggered by fan failure can be set based on the switch position, i.e. "ONE"
setting for failure of one fan, or "TWO" setting for failure of two fans.
LED
The three LEDs display the rack's operating status.
RESET
You can restart all modules by pressing the submerged pushbutton (rack RESET).
BATTERY
Compartment for backup batteries
(2 x 1.5 V leak-proof alkaline manganese cells type AA)
POWER
Mains switch
X2
Line voltage connection
Front panel
Figure 2-5
52
Front view of the power supply unit
SIMATIC TDC hardware
System Manual, 12/2013, A5E01114865-07
Advertisement
Table of Contents
