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GLC75 Commercial/GLM75 Medical
75 Watt Single Output Global Performance Switchers
FEATURES:
· Cost-effective single-output power source
· 3.4" x 5.75" x 1.56" (meets 1U applications)
· Universal input 90-264 Vac
· 2-year warranty
· Complies with EN61000-3-2 Class A
· Also available in multiple output versions
· Conducted EMI exceeds FCC Class B and CISPR 22
Class B (Commercial models) and CISPR 11 Class B
(Medical models)
· Commercial Approved to UL1950, CSA22.2 No. 234
and IEC950, EN60950
· Medical Approved to UL2601-1, IEC601-1 and
CSA22.2 No. 601
SPECIFICATIONS: · marked to LVD
Ac Input
90-264 Vac, 47-63 Hz single phase.
Inrush Current
Input Current Inrush limited by internal thermistors. Inrush at 240 Vac,
Maximum input current at 120 Vac, 60 Hz with full rated averaged over the first ac half-cycle under cold start
output load not to exceed 2.3 A. conditions will not exceed 37 A.
Output Power Temperature Coefficient
Normal continuous output power is 75 W for unrestricted 0.03%/°C typical on all outputs.
natural convection cooling; 110 W with 26 cfm airflow.
Power Fail
Output Regulation A standard TTL or CMOS compatible output goes low
Regulation measured by changing from 5% to 50% load (< 0.5 V) 5ms before output voltage drops more than 4%
or 50% load to full load in either direction. below nominal voltage upon loss of ac power. Signal is
factory set to trip on 84 to 94 Vac brown-out depending
Overload Protection upon incoming line impedance and distortion. Other
Factory set to begin power limiting at approximately 120 settings are available through adjustment of built-in
W (GLC 75-5 is set at approximately 100 W). Fully potentiometer (consult factory for assistance). Output will
protected against short circuit and output overload. Short stay low for 20 ms minimum.
circuit protection is cycling type power limit.
EMI/EMC Compliance
Output Noise All models include built-in EMI filtering to meet the
0.5% rms, 1% pk-pk, 20 MHz bandwidth, differential following emissions requirements:
mode. Measured with noise probe directly across output EMI SPECIFICATIONS COMPLIANCE LEVEL
terminals of the power supply. Conducted Emissions GLC75 EN55022 Class B; FCC Class B
Conducted Emissions GLM75 EN55011 Class B; FCC Class B
Transient Response Static Discharge EN61000-4-2, 6 kV contact, 8 kV air
Main Output: 500 µs typical response time for return to RF Field Susceptibility EN61000-4-3, 3 V/meter
within 0.5% of final value for a 50% load step change, i/ Fast Transients/Bursts EN61000-4-4, 2 kV, 5 kHz
t<0.2 A/µs. Maximum voltage deviation is 3.5%. Startup/ Surge Susceptibility EN61000-4-5, 1 kV diff., 2 kV com.
shutdown overshoot less than 3%. Line Frequency Harmonics EN61000-3-2 Class A
Overvoltage Protection Commercial Safety
Standard on all models. All GLC models are approved to UL1950, CSA22.2 No.
234 Level 3, IEC950 and EN60950. Consult factory for
Voltage Adjust approval status.
Factory set on standard unit; however, potentiometer
adjusts voltage ±5% minimum. Consult factory for Medical Leakage Current
application assistance. 70 µA 264 V @ 50 Hz (normal conditions).
Efficiency Medical Safety
72-85% depending on model. All GLM models are approved to UL2601-1, CSA-C22.2
No. 601.1, IEC601-1 and EN60601-1. Consult factory for
Input Protection approval status.
Internal ac fuse provided. Designed to blow only if a
catastrophic failure occurs in the unit--fuse does not blow
on overload or short circuit.
CompuMess Elektronik GmbH · Lise-Meitner-Str.1 · 85716 Unterschleissheim
Tel 089-321501-0 · Fax 089-321501-11 · www.compumess.de · www.netzteile.de
40
GLC75 Commercial/GLM75 Medical 75 Watt Single Output
Commercial Medical Output Output Maximum Output Maximum Output Total
Output
Model Model Minimum (A) (B) Peak V1 OVP Set Noise P-P Regulation
GLC75-5 GLM75-5 5.1 V 0A 13.7 A 19.6 A 21 A 6.2 ± 0.6 V 50 mV 1%
GLC75-12 GLM75-12 12 V 0A 6.3 A 9.1 A 9.5 A 15.6 ± 1.1 V 120 mV 1%
GLC75-15 GLM75-15 15 V 0A 5A 7.3 A 7.7 A 18.5 ± 1.5 V 150 mV 1%
GLC75-24 GLM75-24 24 V 0A 3.1 A 4.6 A 5A 28 ± 2.5 V 240 mV 1%
GLC75-28 GLM75-28 28 V 0A 2.7 A 4A 4.4 A 34 ± 2.8 V 280 mV 1%
A. Rating with unrestricted convection cooling. Total power not to exceed 75 W.
B. Rating with 26 cfm forced-air cooling. Total power not to exceed 110 W.
GLC75/GLM75 MECHANICAL SPECIFICATIONS
CompuMess Elektronik GmbH · Lise-Meitner-Str.1 · 85716 Unterschleissheim
Tel 089-321501-0 · Fax 089-321501-11 · www.compumess.de · www.netzteile.de
Environmental
Operating Non-operating
Specification
o
Temperature (A) 0 to 50 C -40 to +85oC
Humidity (A) 0 to 95% RH 0 to 95% RH
A. Units should be allowed to warm up/operate under non-condensing conditions
Shock (B) 20 gpk 40 gpk before application of power.
B. Random vibration--10 to 2000Hz, 6dB/octave roll-off from 350 to 2000Hz, 3
Altitude -500 to 10,000 ft -500 to 40,000 ft orthogonal axes. Tested for 10 min./axis operating and 1 hr./axis non-operating.
C. Shock testing--half-sinusoidal, 10 ± 3 ms duration, ± direction, 3 orthogonal axes,
Vibration (C) 1.5 grms, 0.003 g2/Hz 5 grms, 0.026 g2/Hz total 6 shocks.