Three Year Warranty
BREAKER
(referenced to the safety ground connected to the center tap),
impedance of chassis and cable shielding to ground is greater
Outlets:
AVIS:
OR ELECTRIC SHOCK DO NOT EXPOSE THIS EQUIPMENT TO
RISK OF ELECTRIC
Inlets:
IT-1230: 30 Amps (3600 Watts at 60/120 Volts 1Ø AC, 60 Hz)
standards currently in use were derived from practices
wire, with the neutral tied to a third wire connected for safety to
RISQUE DE CHOC
ALL REAR PANEL OUTLETS
REFER SERVICING TO
DO NOT CONNECT TO LIGHTING EQUIPMENT.
IT-1230: One 30 Amp NEMA L14-30P twistlock connector
20
QUALIFIED SERVICE
FOR SAFE OPERATION.
expensive star-ground systems or use massive bus bars or
RISK OF ELECTRIC SHOCK. DO NOT OPEN.
restricted to use by qualified personnel only.
SHOCK. DO NOT OPEN.
8.5 Watts for display and control circuits,
applications existed. The emphasis then was on convenience
glass epoxy printed circuit boards
CAUTION!
Weight: IT-1210: 40 lbs (18 kg)
BACKGROUND
EQUIPMENT TO RAIN OR MOISTURE
Breakdown Voltage: 1500 Volts minimum.
Front outlets are Ground Fault Interrupter (GFCI) type.
the pickup of hum and other types of electromagnetic interference
WARNING-- TECHNICAL POWER
30 AMPS MAX
60 / 120V 10 AC
FIRE OR ELECTRIC
feeding a studio can be balanced at its source. The current-
INPUT VOLTAGE RANGE
TVSS rating of 400 Volts peak, L-N, N-G, L-G
DO NOT CONNECT TO LIGHTING EQUIPMENT. FOR
PERSONNEL. TO
OPTION
CAUTION!
20 AMPS MAX
Noise attenuation:
20 AMP MAXIMUM
WARNING - TECHNICAL POWER
6,500 Amps (8 x 20 mS pulse)
capacitors and from EMI pickup causes a voltage drop at 60
.
ground impedance cannot be reduced to zero. The common-
workmanship.
cancellation. The result was a three-wire distribution scheme in
Extreme (causes shutdown), below 80 or above 140
IT-1210: 12 rear, 2 front, each rated at 10 Amp
60V / 120V
CAUTION : THIS UNIT MUST BE PROPERLY GROUNDED
ELECTRIQUE -- NE PAS OUVRIR
SHOCK DO NOT
Isolation, Input to Output:
cheaper, and more effective.
AUDIO EQUIPMENT
GFCI PROTECTED
IT-1210, IT-1220 UL/CUL Listed
difference in system noise. But power distribution in North
IT-1230 Rear View
line to ground
FOR ELECTRONIC EQUIPMENT USE ONLY.
MADE IN USA
not be used for lighting equipment, and access must be
LISTED
20 AMPS MAX
REFER SERVICING TO QUALIFIED SERVICE
twistlock outlet in rear, plus two 20 Amp outlets on front.
Hz and its harmonics. This low level noise becomes part of the
Capacitance: 300 pf maximum
80 - 140 VAC 60 HZ
The IT-1210, IT-1220 and IT-1230 are protected by a three
than the less than ideal results they produce, because the
AVIS:
1PHASE 60 HZ AC
are all but eliminated by the same common-mode cancellation
IT-1210: Heavy duty power cord with 15 Amp three-prong plug
GFCI PROTECTED
established over a century ago, when electric power use was
AVIS:
20
Construction: Steel chassis, powder coated;
depth is 17" to 18.25" from inside front panel.
(EMI), the use of balanced AC power lines in sensitive audio,
AUDIO EQUIPMENT
IT-1230: Ten 20 Amp outlets and one 30 Amp NEMA L14-30R
Æ
Spike Protection Modes:
80 Joules per mode, 240 Joules total
10A MAX
GROUP
Voltage Ranges: Normal, 90-130; Marginal (flashes alert), 80-90 or 130-140;
EQUIPMENT TO RAIN
around a room, does not induce hum into nearby audio wiring,
effect. No longer is it necessary to adopt cumbersome and
GFCI PROTECTED
Weight: IT-1230: 66 lbs (30 kg)
PROCEDURES WHEN INSTALLING.
RISK OF ELECTRIC SHOCK. DO NOT OPEN. REFER SERVICING TO
(Full load/no load) 3% at full load
Maximum surge current:
ELECTRIQUE--NE PAS OUVRIR
Output current:
RAIN AND MOISTURE.
Code (Article 530) for technical power applications. Its use is
In much the same way that balanced audio lines can reduce
Spike Response time:
Dimensions: IT-1210: 3.5" H x 19" W x 17" D.
IT-1210 Rear View
unless there is a fault. This unbalanced scheme causes hum in
restricted to electronic equipment only. Balanced power may
AVIS: RISQUE DE CHOC
ELECTRONIC EQUIPMENT USE ONLY.
LISTED
America, unfortunately, is not balanced. The distribution
60 HZ 30 AMPS MAX
PROFESSIONAL
Balanced power is recognized by the National Electrical
video, or computer installations can make an enormous
year limited warranty covering defects in materials and
"neutral" (0 Volts), but two 60 Volt lines of opposite polarity
PANEL OUTLETS)
PROFESSIONAL
GFCI PROTECTED
carry vulnerable low-level audio signals. Second, because the
B
60 / 120V 10 AC
USE APPROPRIATE MOUNTING AND SECURING
IT-1220: Heavy duty power cord with 20 Amp three-prong plug
Mechanical:
carrying wires then are no longer "hot" (120 Volts) and
Turns Ratio:
BREAKER GROUP
Safety information:
than zero, ground current flowing from power supply
ELECTRIQUE -- NE PAS OUVRIR
80-140 VAC
With a center-tapped isolation transformer, the AC power
REDUCE THE RISK OF
Leakage current: 40 mA maximum.
0020
whose difference is 120 Volts. This type of power, when run
IT-1220/30: 5.25" H x 19" W x 17" D.
(tested to UL-1449)
RISQUE DE CHOC
mode rejection of a truly balanced AC supply is simpler,
OR ELECTRIC SHOCK DO NOT EXPOSE THIS
limited to lighting and motors--long before any EMI-sensitive
®
Weight: IT-1220: 60.5 lbs (27.5 kg)
CAUTION: THIS UNIT WEIGHS APPROX 65 LBS (30 KILOS)
INPUT
963014-2852 A
audio signals.
A
Transformer Regulation:
®
EXPOSE THIS
an earth ground. The third wire does not carry any current
(INCLUDES FRONT
CAUTION!
7Z37
Line to neutral, neutral to ground,
QUALIFIED SERVICE PERSONNEL. TO REDUCE THE RISK OF FIRE
Power Consumption:
IT-1210/1220/1230 SPECIFICATIONS
FOR ELECTRONIC EQUIPMENT USE ONLY
1:1; windings separated with Faraday shield
heavy ground rods. Most such systems are far more trouble
120 VAC 60 HZ
AND MOISTURE.
Spike Clamping Voltage:
10 AMPS MAX
Common mode: Greater than 80 dB at 1 to 200 MHz
60 / 120V 1 AC
IT-1210: 10 Amps (1200 Watts at 60/120 Volts 1Ø AC, 60 Hz)
PERSONNEL. TO REDUCE THE RISK OF FIRE
1-9913
Maximum spike energy:
(from the power utilities' standpoint) and safety, but not noise
q RRM-2 Rear Rack Mount Ears: Adjustable depth
audio circuits for two main reasons. First, the current flowing in
IT-1220 Rear View
independent of actual load
Transverse mode: Greater than 60 dB
Æ
1 nanosecond
rear rack ears for the IT-1210, IT-1220 or IT-1230. Adjustment
which 120 Volt branch circuits have a hot wire and a neutral
DO NOT CONNECT TO LIGHTING EQUIPMENT
the hot wire induces hum in any other nearby wires, which may
7Z37
GFCI PROTECTED
60/120V 10 AC
IT-1220: 12 rear, 2 front, each rated at 20 Amp
voltages that cancel each other out. Similarly, ground currents
IT-1220: 20 Amps (2400 Watts at 60/120 Volts 1Ø AC, 60 Hz)
because the two conductors induce equal and opposite
WARNING - TECHNICAL POWER
< [Pag.2]
Esta version es la html del arhivo pdf IT-1210_IT-1220_IT-1230_datasheet, genearada por domotica.name desde www.furmansound.com
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