Bose PM4500 User Manual

English User Guide Page 45
pro.Bose.com Installation and Operating Guide
Technical Specifications - PM4250 / PM4250N
Power Rating
1
2 Ω 4 Ω 8 Ω 70 V 100 V
THD for Power Rating, Typical < 0.1 % < 0.1% < 0.1% 1% 1%
Mono Mode 250 W 250 W 250 W Not available
3
Not available
3
V-Bridge Mode
250 W
2
500 W 500 W 400 W 500 W
I-Share Mode 500 W
250 W
2
150 W
2
Not available Not available
Quad Mode
1000 W
2
1000 W
500 W
2
800 W 1000 W
Maximum Rated Power 1000 W (total all channels)
Peak Output Voltage 71 / 142 / 142 V
Voltage Gain 30 / 33 / 30 / 33 dB (Mono / V-Bridge / I-Share / Quad modes)
Audio Inputs Analog Digital (Optional Card)
Input Channels 4 (balanced line level) 4, selectable range
Input Impedance > 100 kΩ N/A
Sensitivity 0, +4, +12, +24 dBu, selectable Digital: 0, -12, -20, -24 dBFS, selectable
Maximum Input Level +24 dBu (at 24 dBu sensitivity setting) N/A
Connectors, Input 3-pin Phoenix Contact
®
(green color; part # 1776168) Card Dependent
Audio Outputs
Output Channels 1 to 4 configurable
Connectors, Output 8-pin Phoenix Contact connector (part # 1778120), supports 10-24 AWG wire
Electrical Specification
Mains Voltage 100-240 V (50/60 Hz)
Mains Connector IEC 60320-C14 (Inlet)
Minimum AC Line Voltage 80 V (reduced output power)
Maximum Inrush Current 15.4 A (230 VAC, 50 Hz)
Maximum RMS Current Draw 4 A
Efficiency, 1/3 Rated Power > 66 % (pink noise input signal, typical)
Output Stage Topology Class-D
Overload Protection High temperature, DC, HF, short, voltage limiter, current limiter, inrush current, mains circuit breaker protection
Physical
Dimensions 3.5" H x 19" W x 20.7" D (88 mm x 483 mm x 525 mm) - EIA-310 standard width, 2RU height
Net Weight 24.4 lb (11.1 kg)
Shipping Weight 30.0 lb (13.6 kg)
Mounting Depth 21" (533 mm)
Operating Temperature 32 °F - 104 °F (0 °C - 40 °C)
Cooling System Microprocessor-controlled, variable-speed fans, front to rear airflow
(1) Output power is measured per channel, all channels driven, using test signals at 1 kHz.
(2) Configuration not recommended / not optimal.
(3) Derated use available. Refer to the application note "Using MONO Mode (single channel) to Drive High Impedance Loudspeaker Loads".

Bose PM4500 Specifications

General

Brand	Bose
Model	PM4500
Category	Amplifier
Language	English