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

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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

µF

300 W, 500 µF minimum, external to HAM

per HAM

675 W, 1,000 µF minimum, external to HAM

Ride through / hold up time

16

ms

675 W output with 1,000 µF hold up capacitor, external to HAM

Ripple

7

10

Vp-p

115 Vac, full load, 1,000 µF hold up capacitor, external to HAM

5

6

Vp-p

230 Vac, full load, 1,000 µF 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