GLC75 Commercial/GLM75 Medical
75 Watt Multiple Output Global Performance Switchers
FEATURES:
· Cost-effective multiple output power source
· Universal input 90-264 Vac
· 7.00"x 4.25"x 1.30" (Meets 1U height)
· 2-year warranty
· Conducted EMI exceeds FCC Class B and CISPR 22
Class B (Commercial models) and CISPR 11 Class B
(Medical models)
· Complies with EN61000-3-2 Class A
· Also available in single output versions
· Commercial UL1950, CSA22.2 No. 234 and
IEC950 and EN60950 approvals
· Medical Approved to UL2601-1, IEC601-1 and
CSA-C22.2 No. 601.1
SPECIFICATIONS: · marked to LVD
Ac Input
90-264 Vac, 47-63 Hz single phase.
Input Current Input Protection
Maximum input current at 120 Vac, 60 Hz with full rated Internal ac fuse provided on all units. Designed to blow
output load not to exceed 2.3 A. only if a catastrophic failure occurs in the unit.
Output Power Inrush Current
Normal continuous output power is 75 W for unrestricted Inrush limited by internal thermistors. Inrush at 240 Vac,
natural convection cooling. The standard power is 110 W averaged over the first ac half-cycle under cold start
with 26 cfm airflow. During peak load conditions output conditions will not exceed 37 A.
regulation may exceed total regulation and noise limits.
Hold Up Time
Output Regulation 20 ms minimum from loss of ac input power at full load,
Measured by ±40% load change from 60% rated load with nominal line (120 Vac).
all other outputs at 60% rated load and input voltage
change from minimum to maximum ratings. Output #1 Temperature Coefficient
requires 20% minimum load for proper regulation of other 0.03%/°C typical on all outputs.
outputs. Initial set tolerance is measured with all outputs at
60% of full rated load. Output #2 requires 0.5 a minimum Power Fail
load for proper regulation. A standard TTL or CMOS compatible output goes low
(< 0.5 V) 5ms before output voltage drops more than 4%
Overload Protection below nominal voltage upon loss of ac power. Signal is
Factory set to begin power limiting at approximately 120 W. factory set to trip on 84 to 94 Vac brown-out depending
Fully protected against short circuit and output overload. upon incoming line impedance and distortion. Other
Short circuit protection is cycling type power limit. settings are available through adjustment of built-in
potentiometer (consult factory for assistance). Output will
Output Noise stay low for 20 ms minimum.
0.5% rms, 1% pk-pk, 20 MHz bandwidth, differential mode.
Measured with noise probe directly across output terminals EMI/EMC Compliance
of the power supply. All models include built-in EMI filtering to meet the
following emissions requirements:
Transient Response
Main Output: 500µSec typical response time for return to EMI SPECIFICATIONS COMPLIANCE LEVEL
within 0.5% of final value for a 50% load step change, i/ Conducted Emissions-GLC75 EN55022 Class B; FCC Class B
t<0.2A/µSec. Maximum voltage deviation is 3.5%. Conducted Emissions-GLM75 EN55011 Class B; FCC Class B
Static Discharge EN61000-4-2, 6 kV contact, 8 kV air
Overvoltage Protection RF Field Susceptibility EN61000-4-3, 3 V/meter
Built in on V1 with firing point set per table. OVP firing Fast Transients/Bursts EN61000-4-4, 2 kV, 5 kHz
reduces output #1 and #2 to less than 50% of nominal Surge Susceptibility EN61000-4-5, 1 kV diff., 2 kV com.
voltage in 50 ms. Line Frequency Harmonics EN61000-3-2 Class A
Voltage Adjust Commercial Safety
Factory set on standard unit; however, optional potentiom- All GLC models are approved to UL1950, CSA22.2 No.
eter adjusts voltage from 4.7 V to OVP point (6.2 V nominal) 234 Level 3, IEC950 and EN60950. Consult factory for
on the +5 V output. Note: Output #1 must not be more than approval status.
1% below nominal to achieve full output voltage range on
Output #2. Output regulation limits in some models may be Medical Leakage Current
exceeded when the main output is adjusted beyond +1% 70 µA 264 V @ 50 Hz (normal conditions).
of nominal voltage. High voltage settings may degrade the
reliability of the unit due to excessive power dissipation in Medical Safety
some outputs. All GLM models are approved to UL2601-1, CSA-C22.2
Efficiency No. 601.1, IEC601-1 and EN60601. Consult factory for
68% -78% depending on model and load distribution. approval status.
CompuMess Elektronik GmbH · Lise-Meitner-Str.1 · 85716 Unterschleissheim
Tel 089-321501-0 · Fax 089-321501-11 · www.compumess.de · www.netzteile.de
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GLC75 Commercial/GLM75 Medical 75 Watt Multiple Output
Commercial Medical Output Minimum Output (Maximum Output (Maximum
Model Model Output No. Output A) B) Output Peak V1 OVP Set Noise P-P Regulation
GLC75A GLM75A 1 +5.1 V 1A 8A 10 A 12 A 6.2 ± 0.6 V 50 mV 2%
2 +12 V 0.5 A 2.5 A 3A 4A 120 mV +10%, -5% (D)
3 -12 V 0A 1A 1A 1.2 A 120 mV 3%
4 +12 V 0A 2.5 A 3A 4A 120 mV 2%
GLC75B GLM75B 1 +5.1 V 1A 8A 10 A 12 A 6.2 ± 0.6 V 50 mV 2%
2 +12 V 0.5 A 2.5 A 3A 4A 120 mV +10%, -5% (D)
3 -5 V 0A 1A 1A 1.2 A 50 mV 3%
4 +12 V 0A 2.5 A 3A 4A 120 mV 2%
GLC75C GLM75C 1 +5.1 V 1A 8A 10 A 12 A 6.2 ± 0.6 V 50 mV 2%
2 +12 V 0.5 A 2.5 A 3A 4A 120 mV +10%, -5% (D)
3 -15 V 0A 1A 1A 1.2 A 150 mV 3%
4 +15 V 0A 2.5 A 3A 4A 150 mV 2%
GLC75D GLM75D 1 +5.1 V 1A 8A 10 A 12 A 6.2 ± 0.6 V 50 mV 2%
2 +24 V 0.5 A 2.5 A 2.5 A 3.5 A 240 mV +10%, -5% (D)
3 -12 V 0A 1A 1A 1.2 A 120 mV 3%
4 +12 V 0A 2.5 A 3A 4A 120 mV 2%
GLC75E GLM75E 1 +5.1 V 1A 8A 10 A 12 A 6.2 ± 0.6 V 50 mV 2%
2 +24 V 0.5 A 2.5 A 2.5 A 3.5 A 240 mV +10%, -5% (D)
3 -15 V 0A 1A 1A 1.2 A 150 mV 3%
4 +15 V 0A 2.5 A 3A 4A 150 mV 2%
GLC75F GLM75F 1 +5.1 V 1A 8A 10 A 12 A 6.2 ± 0.6 V 50 mV 2%
2 +15 V 0.5 A 2.5 A 3A 4A 150 mV +10%, -5% (D)
3 -5 V 0 1A 1A 1.2 A 50 mV 3%
4 -15 V 0 2.5 A 3A 4A 150 mV 2%
GLC75H GLM75H 1 +5.1 V 1A 8A 10 A 12 A 6.2 ± 0.6 V 50 mV 2%
2 +15 V 0.5 A 2.5 A 3A 4A 150 mV +10%, -5% (D)
3 -15 V 0 1A 1A 1.2 A 150 mV 3%
4 +15 V 0 2.5 A 3A 4A 150 mV 2%
GLC75J GLM75J 1 +5.1 V 1A 8A 10A 12 A 6.2 ± 0.6V 50 mV 2%
2 +12 V 0.5 A 2.5 A 3A 4A 120 mV +10%, -5% (D)
3 -12 V 0 1A 1A 1.2 A 120 mV 3%
4(C) 5V 0 2.0 A 3A 4A 50 mV 2%
GLC75P GLM75P 1 +5.1 V 1A 8A 10 A 12 A 6.2 ± 0.6V 50 mV 2%
2 +24 V 0.5 A 4A 4A 4.5 A 240 mV +10%, -5% (D)
3 -12 V 0A 1A 1A 1.2 A 120 mV 3%
4 +12 V 0A 2.5 A 3A 4A 120 mV 2%
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.
C. Floating fourth output can be referenced as either positive or negative. Connect pin 12 to Return to provide a positive voltage at Pin 13.
Connect pin 13 to Return to provide a negative voltage at Pin 12.
D. To maintain these regulations conditions, the +5V current must be at least 1/5 of V2 and not greater than 5 times the V2 current. Requires +5V to be adjusted to within 1% with at least a 1 A load to
maintain regulation on this output.
GLC75/GLM75 MECHANICAL SPECIFICATIONS
Environmental
Operating Non-operating
Specification
Temperature (A) 0 to 50oC -40 to +85oC A. Units should be allowed to warm up/operate under non-condensing conditions
Humidity (A) 0 to 95% RH 0 to 95% RH before application of power. Derate output current and total output power by 2.5%
per °C above 50°C.
Shock (B) 20 gpk 40 gpk 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.
CompuMess Elektronik GmbH · Lise-Meitner-Str.1 · 85716 Unterschleissheim
Tel 089-321501-0 · Fax 089-321501-11 · www.compumess.de · www.netzteile.de