User's Manual Part 1
Table Of Contents
- Important Safeguards
- Disclaimers
- About this manual
- Table of Contents
- Section 1 - System Design and Planning
- 1 Wireless network design
- 2 DCN design
- 3 Optical network design
- 4 Camera control
- 5 Infra-red wireless language distribution
- 6 CobraNet
- 7 User set-up
Bosch Security Systems | 2007-02 | 9922 141 70691 en
DCN Wireless | Installation and User Instructions | System Design and Planning en | 16
2.6.3 Power supplies
2.6.3.1 Introduction
The devices that supply power to the DCN are the
central control unit and the extension power supply
(refer to figure 2.1 and figure 2.2). The power that the
central control unit supplies includes the power that the
optical network uses.
2.6.3.2 DCN-WCCU
2.6.3.3 DCN-EPS
figure 2.1: DCN power supply: DCN-WCCU
Note
If the power is higher than shown in figure 2.1,
an overload situation occurs (refer to section
2.6.4).
OK Fault
Fault
RS 232
Network
12
Audio In 1 Audio Out 1 Audio In 2 Audio Out 2
Mains
Port 2
115:100-120V 50-60Hz T2.5A 250V
230:220-240V 50-60Hz
T2A H 250V
RS 232 Port 1
Trunk
12
230
P<65W
DCN- WCCU
DCN- WCCU
DCN- WCCU
P<130W
P<130W
OK Fault
Fault
RS 232
Network
12
Audio In 1 Audio Out 1 Audio In 2 Audio Out 2
Mains
Port 2
115:100-120V 50-60Hz T2.5A 250V
230:220-240V 50-60Hz
T2A H 250V
RS 232 Port 1
Trunk
12
230
OK Fault
Fault
RS 232
Network
12
Audio In 1 Audio Out 1 Audio In 2 Audio Out 2
Mains
Port 2
115:100-120V 50-60Hz T2.5A 250V
230:220-240V 50-60Hz
T2A H 250V
RS 232 Port 1
Trunk
12
230
figure 2.2: DCN power supply: DCN-EPS
Note
If the power is higher than shown in figure 2.2,
an overload situation occurs (refer to section
2.6.4).
OutOutOutIn
Tap-offTrunk
OutOutOutIn
Tap-offTrunk
DCN-EPS
DCN-EPS
e
P<85W
P < 255 W