Lucent Technologies ADM 16/1 Timing and Synchronization, Network Management, Physical design

Timing and Synchronization

Built-in oscillator Standard	Accuracy 4.6 ppm acc.G.813 option 1
Built-in oscillator Stratum-3	Accuracy 4.6 ppm acc.G813 option 1,
	Stability 0.37 ppm/ first 24 hours
Timing modes:
Free running mode	Accuracy 4.6 ppm
Hold-over mode
Locked mode with reference to- one of the external sync. inputs
	- one of the 2 Mbps tributary inputs
	- one of the STM-N inputs
Automatic reference signal switching	Compliant with ETSI ETS 300 417-6
Support of Synchronization Status Message	on STM-N interfaces, 2 Mbps and at
	2048 kbps external clock interface
Retiming	on 2 Mbps

Network Management

Fully manageable by ITM-NM and ITM-SC
Local Workstation (ITM-CIT) via RJ-45
connections	V.10(RS-232 compatible) / F-interface
Access to Embedded Communication Channels
via in-station Q-LAN interface	G.773-CLNS1 / 10-Base-T and
	10-Base-2 Interfaces
ITM-CIT for small network management	CIT-Q connector / V.10

Physical design

Subrack dimensions	750 x 500 x 545 mm (H x W x D)
	In accordance with ETSI
Recommendation
	ETS 300 119-4 for wide racks
Rack Types	2000 mm Earthquake proof (zone 4)
	2200 mm ETSI (D700) rack
	2600 mm ETSI (D700) rack
Connectors-Optical	Standard universal build-out optical
	connector (FC/PC, SC) on the STM-4
	and STM-16 interfaces
	LC connectors on STM-0 and LC or SC
	connectors on STM-1 interfaces
Connectors-Electrical	Choice out of: SUB-D, DIN Coax, APT
	Coax, Modular Jack, BT43, ISC 1.5/5.6
Connectors-Ethernet	RJ-45
Station power input (Battery)	-48 or -60 V DC (Range: -40,5. .. -72 V
DC)
Power Consumption	310 Watt for an average configuration

Environmental conditions

Acc. ETSI Requirement Class	3.1 Environment:	3.1 extended (3.1E)
	Temperature range	Humidity
Normal operation	+5°C to + 45°C	up to 90%
Short term operation	0°C to + 50°C	up to 80%*
Storage-	25°C to + 55°C	up to 100%

*Short term conditions last at most 72 hours per year during at most 15 days

EMC

EC Declaration of Conformity per ETS300 386-1 & -2: "EMC requirements for Public Telecommunication Network Equipment" which covers:

Radiated emission	EN 55022
Conducted emission	EN 55022
Electro-static discharge	IEC 801-2,3,4,
Radiated immunity	IEC 1000-4-x series
Conducted immunity:
- Electrical fast transients	IEC 1000-4-x series
- Surges	IEC 1000-4-x series
- Continuous wave	IEC 1000-4-x series
Compliant with LVD	EN 60950

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