LG Electronics IP LDK-20 Specifications, General specifications, Description Specification

IP LDK-20 Installation Manual Introduction

1.4 Specifications

1.4.1 General specifications

ITEM	DESCRIPTION	SPECIFICATION
PSU	AC Voltage Input	230 +/-10% Volt AC @47-63Hz
	AC Power	90W
	AC Input Fuse	1.25A @ 250Volt AC
	DC Output Voltage	+5, -5, +30Volt DC
AC Adaptor	AC Voltage Input	230 +/-10% Volt AC @47-63Hz
	AC Input Fuse	1A @ 250Volt AC
	DC Output Voltage	48Volt DC
Battery Backup	Input Voltage	24 Volt DC
	Battery Fuse	5.0A @ 250Volt AC
	Charging Current	Max. 100mA
	Battery Load Current	Max. 3A (with Analog CO or ISDN CO)
External Relay Contact		1A @ 30 Volt DC
Music Source Input		0 dBm @ 600ohm
External Paging Port		0 dBm @ 600ohm
Ring Detect Sensitivity		30Vrms @ 16-55Hz
DTMF Dialing	Frequency Deviation	Less than +/-1.8%
	Signal Rise Time	Max.5ms
	Tone Duration, on time	Min.50ms
	Inter-digit Time	Min.30ms
Pulse Dialing	Pulse Rate	10 PPS
	Break/Make Ratio	60/40% or 66/33%
Operating	Temperature	0(℃)-40(℃)
Environment	Humidity	0-80%(non condensing)
Dimension	KSU	260mm(W)*410mm(H)*86mm(D)
	Expansion Module	260mm(W)*145mm(H)*86mm(D)
Weight	KSU	2.5Kg
	Expansion Module	DTIM/SLIM: 1.16Kg, VOIM: 0.58Kg
LANU	LAN Interface	10 Base -T Ethernet (IEEE 802.3)
	Speed	10 Mbps
	Duplex	Half duplex or Full duplex (Auto-Negotiation)
MODU	Analog modem	Bell, ITU-T, V.34, V.32BIS, V.90
		300bps up to 33Kbps speed rate
		Automatic rate negotiation
VOIM	LAN Interface	10 / 100 Base-T Ethernet (IEEE 802.3)
	Speed	10 Mbps or 100 Mbps (Auto-Negotiation)
	Duplex	Half Duplex or Full Duplex (Auto-Negotiation)
	VOIP Protocol	H.323 Revision 2
	Voice Compression	G.711/G.726/G729/G.723.1
	Voice/Fax Switching	T.38
	Echo cancellation	G.165

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