Current Rating
all equipment quickly and safely in order to prevent damage from
convenience outlets on the front panel. All outlets are regulated,
more than 10 dB of noise to the incoming AC line! Worse still,
transient voltages are safely absorbed, clamped and dissipated.
Shutdown Range
Spike Clamping Voltage
performance through linear filtering and no leakage to ground.
When voltage rises to extreme levels because of a lost neutral
121305
even when tested with multiple 6000Vpk - 3000 amp surges! This
three separate and distinct technologies which work together in a
filtration system. Designed over a period of two years by our
(104V in 100V mode) or higher; derate at 113 mA per volt to
Series Multi-Stage Protection Plus (SMP+)
6,500 amps
36 lbs.
AR-20 II
Linear attenuation curve from 0.05 - 100 ohms line impedance
thereby creating voltage spikes, and often creating clicks that can
Voltmeter Accuracy
to Furman's SMP+ is its unparalleled clamping voltage. While
covering defects in materials and workmanship.
40 dB @ 100 kHz
occurring. An indicator LED will then illuminate, alerting you to
multiple-tapped transformers switch taps at uncontrolled times,
±1V
unprecedented level of protection is only available with Furman's
Extreme Voltage Shutdown kicks in, automatically powering down
Linear Filtering Technology (LiFT):
(tested to UL-1449 6,000 Vpk @ 3,000 amps)
1 nanosecond
300Vpk, Furman's SMP+ clamps at 188Vpk, 133 VAC RMS,
AR-20 II SPECIFICATIONS
Line to neutral, zero ground leakage
The AR-20 II is capable of 20 amps for input voltages of 124V
Series Multi-Stage Protection (SMP):
lost digital data, the need to re-boot digital pre-sets, or destroyed
electromagnetic interference. The twelve rear outlets are divided
SMP+
Three Year Limited Warranty
a minimum of 12.3A
analog or digital components. There are no controls except for the
No sacrificed parts, no service calls, no downtime. Also unique
within ±5V of 120V). The unit is housed in a compact, dual-space
surge suppressor. With Furman's SMP+, however, damaging
technology.
the AC waveform. (Most commercial voltage regulators using
19" W x 17.125" D x 3.25" H (with rack ears)
Provides regulation ±5V 120V from 97 to 137 V
SMP+
Weight
designs. Under certain conditions, these designs can actually add
to protect connected equipment from potentially damaging AC
is Furman's proprietary surge suppression and noise
100 dB @ 10 MHz
themselves when exposed to multiple transient voltage spikes,
LED indicates "In Regulation" status (i.e., that the output voltage is
Furman Sound, LLC. · 1690 Corporate Circle · Petaluma, CA. 94954 USA · Phone: (707) 763-1010 · Fax: (707) 763-1310 · www.FurmanSound.com
spike-suppressed, and filtered against radio frequency and
Noise Attenuation
Traditional surge suppression relies on circuits that "sacrifice"
10 dB @ 10 kHz
could actually harm audio and video performance more than they
precisely tuned circuit to filter or "clean" the incoming power and
events. These technologies are Linear Filtering, Series Multi-Stage
line or an accidental connection to 208 or 240 VAC, Furman's
requiring the dismantling of your system and repair of your
spikes and AC noise contaminating the equipment ground.
Maximum Surge Current
rack mount chassis, 3.5" high and 17.125" deep with rack ears
designed for unrealistic laboratory conditions. Prior technologies
"In Regulation" Ranges
Protection, and Extreme Voltage Shutdown.
help, due to the resonant peaking of their antiquated, non-linear
California based engineering team, SMP+ is composed of
into two separate banks with bi-directional filtering for either
leak into the audio.)
The AR-20 has twelve outlets on the rear panel and two
the situation until the over voltage condition is corrected.
Dimensions
other designs offer clamping voltages that are well above
Response Time
Furman's LiFT takes another approach, ensuring optimal
188 Vpk @ 3,000 amps, 133 VAC RMS
on-off switch. A digital meter indicates input voltage, while another
(14.125" deep without rack ears).
Extreme Voltage Shutdown (E.V.S.):
Above 137V (typically)
digital converters are frequently caused by excessive voltage
Spike Protection Modes
The AR-20 II is protected by a limited three year warranty
Unfortunately, traditional AC filter conditioners have been
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Esta version es la html del arhivo pdf AR-20_datasheet, genearada por domotica.name desde www.furmansound.com
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