GAMMA instabus
Technical Product Information
March 2014
IP Router N146/02 5WG1 146-1AB02
Siemens AG N 146/02, 8 pages Technical Manual
Infrastructure & Cities Sector, Building Technologies
Control Products and S ystem s ã Siemens AG 2014 Update: http://www.siemens.com
P.O.Box 10 09 53, D-93009 Regensburg Subject to change without prior notice
2.11.1.13/5
Power supply
· Bus voltage: via KNX/EIB bus line
· Operating voltage:
from “P ower over Ethernet” according to IEEE 802.3af,
nominal voltage DC 48V
alternatively, from external SELV power supply AC/DC
24V nominal,
permissible input voltage range:
AC 12...24V, DC 12 ... 30 V
· Rec omm en ded power su ppli es:
DC 29V (before choke) from KNX/EIB power supply
N125/21
Power supply unit 4AC2 402
Primary voltage AC 85-265V / DC 85-300V,
Secondary voltage DC 24V, 2MU width
safety transformers 4AC3 724-0
Primary voltage 230V AC Secondary voltage AC 12V,
3MU width
safety transformers 4AC3 740-1
Primary voltage 230V AC Secondary voltage AC 12V
24V, 5MU width
V
CAUTION
It is recommended to use the e xternal safety extra low
voltage power supply for the IP Router N146/02 only.
Power usage
· From the bus line: m ax. 10mA @ DC 29V
· From the auxiliary power supply: max. 1,7 W
(57mA @ DC 24V)
Control elements
1 learning button:
for switching between normal operating mode and
addressing mode
Display elements
· 1 green LED: device ready (ON)
· 1 yellow LED: Communication on bus line
· 1 green LED: Ethernet Link Signal available (Lk)
· 1 yellow LED: Receiving data from Ethernet (Rx)
· 1 red LED: Transmitting data to Ethernet (Tx)
· 1 red LED: for monitoring bus voltage and displaying
mode, selected with the learning button
Connections
· bus line: screwless bus connection block (red-black)
0,6...0,8 mm Ø single core
remove approx. 5mm of isolation
· Ethernet / IP network: RJ45 socket
· auxiliar y power:
screwless extra low voltage terminal (yellow-white)
Æ 0,6 ... 0,8 mm Ø single core
remove approx. 5mm of isolation
Physical specifications
· housing: plastic
· N- s yst em DI N-r ai l mou nted dev i c e,
width: 2 SUs (1SU = 18mm)
· Installation: Snap-on mounting on DIN rail
EN 60715-TH35-7.50
· weight: approx. 105g
· Fire load: approx. 2840 kJ ± 10 %
Electrical safety
· degree of pollution (according to IEC 60664-1): 2
· prot ection (according to EN 60529): IP 20
· prot ection class (according to IEC 61140): III
· overvoltage class (according to IEC 60664-1): III
· bus: safety extra low voltage SELV DC 24 V
· t he dev i c e com pl i es wi th E N 50 09 0- 2- 2
Electromagnetic compatibility
complies with
EN 61000-6-2 and EN 61000-6-3 and EN 50090-2-2
Environmental specifications
· climatic conditions: EN 50090-2-2
· ambi en t temp erat ur e opera ting: - 5 . .. + 45 °C
· storage tem perature: - 25 ... + 70° C
· relative humidity (non-condensing): 5 % to 93 %
Markings
KNX, EIB, CE
CE mark
complies with th e EMC regulations (residential and
functional buildings), and low voltage regulations