Loudspeakers Line Isolator System

Technical Specifications
PM1-LISM6
Electrical	Mains power supply
	Voltage	115 / 230 VAC, ±10%, 50/60 Hz
	Fuse rating	T6.3 A, 250 V
	Inrush current	Time: < 10 ms; ≤ 30 A
	Max. power consumption	150 W
	Battery power supply
	Voltage	18 – 56 VDC nominal 24 or 48 VDC
	Backup fault detection level	21 ± 1 VDC
	Max. backup power current	4.5 A
	Hardware Interfaces
	100 V audio I/O (loop 1‑6)	Pluggable screw connector
	Fault output (loop 1‑6)	Floating contacts 24 V, 1 A
	Fault relays except general fault relay	• OK state is normally deenergized • NO is open
	General fault relay	• OK state is Failsafe, normally energized • NC is open (failsafe)
	Performance
	Max. number of Isolator Boards in loop	50
	Power handling capacity per loop	500 W
	Frequency range	50 Hz – 20 kHz
Mechanical	Dimensions (H x W x D)
	For 19” rack use, with brackets	88 x 483 x 400 mm (3.5 x 19 x 15.7 in)
	in front of brackets	40 mm (1.6 in)
	behind brackets	360 mm (14.2 in)
	Weight	15.9 kg (35.05 lb)
	Mounting	19” rack
	Color	Charcoal with silver
Environmental	Operating temperature	-5 ºC to +55 ºC (+23 ºF to +131 ºF)
	Storage temperature	-20 ºC to +70 ºC (-4 ºF to +158 ºF)
	Relative humidity	15% to 90%
	Air pressure	600 to 1100 hPa
PM1-LISS
Electrical	Loudspeaker loop connection	120 VAC audio, max 5 A
	Maximum loop though loudspeaker load	500 W
	Maximum tap‑off load	100 W
	Test fault indicating LED	Yellow
	Test button	Momentary
Mechanical	Dimensions (H x W x D)	78 x 60 x 32 mm (3.0 x 2.3 x 0.6 in)
	Housing	150 x 150 x 75 mm (5.9 x 5.9 x 2.9 in)
	Mounting options	• Ready mounted in the supplied housing • Mounted inside the loudspeaker • Mounted in an IP-65 housing (an optional mounting bracket LBB 4446/00 is required)
	Weight	Approx. 180 g (6.3 ounces)
	Color	Red
	Fire-resistant properties	UL60065
	Ingres protection	IP30
	Punch out holes for cables	• 3 holes for 6 mm wires • 3 holes for 9 mm wires
Environmental	Operating temperature	-5 ºC to +55 ºC (+23 ºF to +131 ºF)
	Storage temperature	-20 ºC to +70 ºC (-4 ºF to +158 ºF)
	Relative humidity	15% to 90%
	Air pressure	600 to 1100 hPa
End-of-line resistor
Electrical	End of line resistor	47 kohm, > 0.5 W resistor
PM1-LISD
Electrical	Loudspeaker loop connection X1, X2	120 VAC audio, max 5 A
	Maximum loop though loudspeaker load	500 W
	Tap-off X3	20 W on tap‑off
	High pass filter	67 Hz at 20 W load 34 Hz at 10 W load
Mechanical	Dimensions (H x W x D)	60 x 45 x 30 mm (2.7 x 1.8 x 0.6 in)
	Mounting	Internally mounted in the loudspeaker (an optional mounting bracket LBB 4446/00 is required)
	Weight	Approx. 16 g (0.6 ounces)
Environmental	Operating temperature	-5 ºC to +55 ºC (+23 ºF to +131 ºF)
	Storage temperature	-20 ºC to +70 ºC (-4 ºF to +158 ºF)
	Relative humidity	15% to 90%
	Air pressure	600 to 1100 hPa

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