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Vicor Corp.
Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715
HAM, High-Boost Harmonic Attenuation Module
Rev. 2.5
Page 2 of 10
Set your site on VICOR at vicorpower.com
Parameter
Min
Typ
Max
Unit
Notes
Operating input voltage
85
264
Vac
Rectified AC for HAMD, BAMD
HAM, HAMD, BAMD
AC line frequency
47
63
Hz
Unit will operate at 400 Hz but may not meet
PF or THD specs
Power factor
0.99
115 / 230 Vac, 50 – 100% load
Total harmonic distortion
7.5
%
115 Vac, sinusoidal input, full load
(line current)
8.5
%
230 Vac, sinusoidal input, full load
Inrush current
20
Amps
230 Vac, full load
13
Amps
115 Vac, full load
CM Filter Inductance
3
6
mH
External to HAM module (see Fig. 10)
DM Filter Inductance
0.2
0.35
0.75
mH
External to HAM module (see Fig. 10)
OUTPUT SPECIFICATIONS
Electrical characteristics apply over the specified operating voltage range, output load and baseplate temperature, unless otherwise
specified. All temperatures refer to the operating temperature of the baseplate. Specifications apply for AC mains having no more
than 5% total harmonic distortion.
Parameter
Min
Typ
Max
Unit
Notes
Maximum output power
675
Watts
See power derating graph, Fig.3
Output voltage
278
280
282
Vdc
115 Vac In
360
365
370
Vdc
230 Vac In (see Fig. 3)
Efficiency
90
91
%
115 Vac, sinusoidal input, full load
93
94
%
230 Vac, sinusoidal input, full load
External hold up capacitance
500
3,000
F
300 W, 500 F minimum, external to HAM
per HAM
675 W, 1,000 F minimum, external to HAM
Ride through / hold up time
16
ms
675 W output with 1,000 F hold up capacitor, external to HAM
Ripple
7
10
Vp-p
115 Vac, full load, 1,000 F hold up capacitor, external to HAM
5
6
Vp-p
230 Vac, full load, 1,000 F hold up capacitor, external to HAM
Short circuit shut down current
100
mA
Foldback current limiting
Parameter
Min
Typ
Max
Unit
Notes
Power OK threshold
270
Vdc
Module enable / disable
240
250
260
Vdc
threshold
Auxiliary output
19
23
Vdc
≤ 3 mA
3
mA
Do not overload or add external capacitance
Parameter
Standard
Notes
Transient / surge immunity
EN61000-4-5
1 kV L-N, 2 kV L-PE, 30205 filter and 30076 MOV
Line disturbance / immunity
EN61000-4-11
Main’s interruption or brown out
Flicker / inrush
EN61000-3-3
20 A peak inrush at 230 Vac input
Harmonic current
EN61000-3-2
7.5% THD
INPUT SPECIFICATIONS (HAM-xL, HAMD-xL, BAMD-xL)
CONTROL SPECIFICATIONS
ELECTROMAGNETIC COMPATIBILITY
ELECTRICAL CHARACTERISTICS
Includes external rectifier
loss for HAMD and BAMD