CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Enermax MarbleBron RGB 850
Serial Number210801900044
Lab IDEM85001963
  • Report: 22PS1963A
  • Receipt Date: Jan 4, 2022
  • Test Date: Jan 18, 2022
  • Report Date: Jan 19, 2022
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandEnermax
Manufacturer (OEM)SANR Electronic Technology Co. Ltd
SeriesMarbleBron RGB
Model NumberEMB850EWT-RGB
Serial Number210801900044
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)11-5.5
Rated Frequency (Hz)47-63
Rated Power (W)850
TypeATX12V
Cooling120mm Fluid Dynamic Bearing Fan
(HA1225H12F-Z)
Semi-Passive Operation✗
Cable DesignSemi Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps2020702.50.3
Watts13084012.53.6
Total Max. Power (W)850

Test Equipment

Electronic Loads Chroma 63601-5 x4
Chroma 63600-2 x2
63640-80-80 x20
63610-80-20 x2
AC Sources Chroma 6530, Keysight AC6804B
Power Analyzers N4L PPA1530 x2
Sound Analyzer Bruel & Kjaer 2270 G4
Microphone Bruel & Kjaer Type 4955-A
Data Loggers Picoscope TC-08 x2, Labjack U3-HV x2
Tachometer UNI-T UT372 x2
Digital Multimeter Keysight U1273AX, Fluke 289, Keithley 2015 - THD
UPS CyberPower OLS3000E 3kVA x2
Transformer 3kVA x2
Testing Methodology Cybenetics PSU Test Protocol

Cables and Connectors

Captive Cables
Description Cable Count Connector Count (Total) Gauge In Cable Capacitors
ATX connector 20+4 pin (620mm) 1 1 18-22AWG No
4+4 pin EPS12V (670mm) 2 2 18AWG No
RGB Header Cable (720mm) 1 1 26AWG No
Modular Cables
6+2 pin PCIe (500mm+150mm) 2 4 18AWG No
SATA (450mm+150mm) / 4-pin Molex (+150mm) 3 6 / 3 18AWG No
SATA (450mm+150mm) / 4-pin Molex (+150mm) / FDD (+150mm) 1 2 / 1 / 1 18-22AWG No
AC Power Cord (1100mm) - C13 coupler 1 1 18AWG -

Parts Description

General Data -
Manufacturer (OEM) SANR Electronic Technology
PCB Type Single Sided
Primary Side -
Transient Filter 4x Y caps, 2x X caps, 1x DM choke, 2x CM chokes, 1x MOV
Inrush Protection NTC Thermistor SCK203R0 (3 Ohm)
Bridge Rectifier(s) 1x  GBU1506 (800V, 15A @ 100°C)
APFC MOSFETs 2x 65R099W
APFC Boost Diode 1x CRMicro CRXI08D065G1 (650V, 8A @ 159°C)
Bulk Cap(s) 2x TK (400V, 330uF each or 660uF combined, 105°C, LFW)
Main Switchers 2x CW CWS20N60AZ (600V, 13A @ 100°C, Rds(on): 0.19Ohm)
PFC/PWM Combo Controller Champion CM6800UX
Topology Primary side: APFC, Double Forward
Secondary side: Synchronous Rectification & DC-DC converters
Secondary Side -
+12V MOSFETs 4x Potens PDD6974-5 (65V, 60A @ 100°C, Rds(on): 3.3mOhm)
5V & 3.3V DC-DC Converters: 4x Maplesemi SLD80N03T (30V, 48A @ 100°C, Rds(on): 5.5mOhm)
PWM Controller(s): ANPEC APW7159C
Filtering Capacitors Electrolytic: 9x Asia'x (105°C, TMX)
Polymer: 2x NJcon, 3x no info
Supervisor IC Grenery GR8313 (OVP, UVP, SCP, PG)
Fan Model Enermax PF19011225-1800-ARGB (120mm, 12V - 0.26A, 5V - 0.6A, Fluid Dynamic Bearing Fan)
5VSB Circuit -
Standby PWM Controller SC2521Q

Test Results

Temperature & Compliance Info

Temperature Range (°C /°F)30-32 / 86-89.6
ErP Lot 3/6 Ready✓
(EU) No 617/2013 Compliance✓

Performance Summary

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)11.4
AC Loss to PWR_OK Hold Up Time (ms)8.6
PWR_OK Inactive to DC Loss Delay (ms)2.8

Vampire Power

Graphs

INFO

This graph is generated by the PPA Standby Power Analysis software which takes full control of the power analyzer during the whole procedure. This application features all of the EN50564 & IEC62301 test limits for standby power software testing

INFO

This graph is generated by the PPA Standby Power Analysis software which takes full control of the power analyzer during the whole procedure. This application features all of the EN50564 & IEC62301 test limits for standby power software testing

Efficiency Graph

INFO

This graph depicts the PSU`s efficiency throughout its entire operational range. For the generation of the efficiency and noise graphs we set our loaders to auto mode through our custom-made software before trying thousands of possible load combinations

INFO

This graph depicts the PSU`s efficiency throughout its entire operational range. For the generation of the efficiency and noise graphs we set our loaders to auto mode through our custom-made software before trying thousands of possible load combinations

Noise Graph

INFO

The PSU`s noise in its entire operational range and under 30-32 °C ambient is depicted in this graph. The X axis represents the load on the +12V rail(s) while the Y axis is the load on the minor rails

INFO

The PSU`s noise in its entire operational range and under 30-32 °C ambient is depicted in this graph. The X axis represents the load on the +12V rail(s) while the Y axis is the load on the minor rails

Indicative Performance

Efficiency under high ambient temperature

INFO

The PSU`s efficiency under high ambient temperatures with 115V and 230V input. For this graph the results of the 10-110% load regulation table are used

5VSB Efficiency

INFO

This graph depicts the efficiency levels of the 5VSB rail with 115V and 230V input

5VSB Efficiency (ERP LOT 3/6 & CEC)

Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.227W 67.704% 0.038
5.049V 0.335W 115.16V
2 0.09A 0.454W 73.84% 0.068
5.046V 0.615W 115.16V
3 0.55A 2.77W 80.459% 0.274
5.038V 3.443W 115.16V
4 1A 5.03W 80.28% 0.358
5.031V 6.266W 115.16V
5 1.5A 7.533W 79.715% 0.405
5.023V 9.45W 115.16V
6 2.499A 12.507W 77.654% 0.453
5.005V 16.106W 115.16V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.227W 51.276% 0.015
5.047V 0.443W 230.27V
2 0.09A 0.454W 61.685% 0.025
5.047V 0.736W 230.27V
3 0.55A 2.769W 76.83% 0.113
5.037V 3.604W 230.28V
4 1A 5.029W 78.125% 0.182
5.03V 6.438W 230.28V
5 1.5A 7.533W 78.983% 0.239
5.023V 9.538W 230.28V
6 2.499A 12.512W 78.537% 0.311
5.007V 15.931W 230.27V

Supplementary Tests (For Reference)

Typical Load Tests

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
10% 5.224A 1.962A 1.931A 0.992A 84.99 83.406% 884 21.7 34.54°C 0.955
12.134V 5.097V 3.417V 5.038V 101.899 38.7°C 115.16V
20% 11.470A 2.946A 2.901A 1.191A 169.923 87.199% 1011 25.4 35.49°C 0.959
12.120V 5.093V 3.413V 5.036V 194.868 39.79°C 115.16V
30% 18.080A 3.439A 3.388A 1.39A 254.923 88.048% 1246 30.7 35.8°C 0.977
12.106V 5.089V 3.409V 5.034V 289.528 40.34°C 115.16V
40% 24.713A 3.933A 3.876A 1.59A 340.003 88.033% 1774 41.0 36.11°C 0.986
12.091V 5.086V 3.406V 5.032V 386.224 40.9°C 115.16V
50% 30.992A 4.918A 4.849A 1.789A 424.747 87.495% 1850 41.9 36.87°C 0.991
12.076V 5.084V 3.403V 5.031V 485.452 42.01°C 115.15V
60% 37.265A 5.907A 5.832A 1.988A 509.262 86.886% 1849 41.9 37.43°C 0.993
12.061V 5.08V 3.395V 5.03V 586.129 43.63°C 115.15V
70% 43.626A 6.902A 6.804A 2.188A 594.582 86.033% 1850 41.9 37.88°C 0.995
12.045V 5.072V 3.395V 5.025V 691.107 44.98°C 115.14V
80% 50.007A 7.893A 7.78A 2.288A 679.407 84.974% 1850 41.9 38.21°C 0.996
12.028V 5.069V 3.392V 5.025V 799.545 46.42°C 115.14V
90% 56.810A 8.386A 8.257A 2.388A 764.782 84.007% 1852 42.0 39.13°C 0.997
12.010V 5.067V 3.389V 5.024V 910.383 48.25°C 115.13V
100% 63.575A 8.887A 8.768A 2.488A 849.515 82.341% 1846 41.8 39.76°C 0.997
11.991V 5.063V 3.386V 5.022V 1031.706 49.89°C 115.13V
110% 70.099A 9.88A 9.839A 2.489A 934.918 80.832% 1848 41.8 40.62°C 0.998
11.971V 5.06V 3.383V 5.021V 1156.621 51.52°C 115.12V
CL1 0.114A 15.393A 15.137A 0A 131.275 77.654% 1834 41.7 36.69°C 0.955
12.157V 5.087V 3.408V 5.062V 169.051 41.86°C 115.18V
CL2 0.113A 19.644A 0A 0.001A 101.385 77.146% 1501 36.0 36.83°C 0.948
12.157V 5.091V 3.41V 5.059V 131.419 44.06°C 115.18V
CL3 0.113A 0A 19.315A 0A 67.367 71.073% 1575 37.3 36.11°C 0.959
12.150V 5.095V 3.416V 5.056V 94.786 45.22°C 115.18V
CL4 70.966A 0A 0A 0A 849.402 83.815% 1860 42.1 40.34°C 0.998
11.969V 5.073V 3.393V 5.067V 1013.437 51.41°C 115.13V

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
10% 5.224A 1.962A 1.931A 0.992A 84.99 84.81% 870 21.2 36.26°C 0.857
12.135V 5.095V 3.417V 5.038V 100.212 40.5°C 230.24V
20% 11.469A 2.946A 2.9A 1.191A 169.912 88.766% 1344 33.1 36.32°C 0.902
12.121V 5.092V 3.414V 5.036V 191.416 40.79°C 230.24V
30% 18.079A 3.44A 3.387A 1.39A 254.906 90.121% 1423 35.2 36.96°C 0.921
12.106V 5.088V 3.41V 5.034V 282.85 41.74°C 230.25V
40% 24.712A 3.934A 3.875A 1.59A 339.989 90.324% 1727 39.9 37.41°C 0.939
12.091V 5.085V 3.407V 5.031V 376.41 42.61°C 230.25V
50% 30.992A 4.921A 4.849A 1.789A 424.753 90.138% 1834 41.7 37.79°C 0.949
12.076V 5.081V 3.403V 5.03V 471.226 43.38°C 230.26V
60% 37.267A 5.911A 5.826A 1.989A 509.285 89.754% 1838 41.7 38.01°C 0.955
12.061V 5.076V 3.399V 5.028V 567.421 44.66°C 230.26V
70% 43.623A 6.902A 6.804A 2.188A 594.584 89.149% 1837 41.7 38.95°C 0.961
12.046V 5.072V 3.395V 5.026V 666.957 46.14°C 230.26V
80% 50.009A 7.892A 7.778A 2.287A 679.42 88.438% 1833 41.7 39.08°C 0.966
12.028V 5.07V 3.393V 5.026V 768.244 47.34°C 230.26V
90% 56.822A 8.386A 8.256A 2.387A 764.833 87.657% 1845 41.8 40.03°C 0.969
12.009V 5.067V 3.39V 5.026V 872.525 49.44°C 230.27V
100% 63.588A 8.886A 8.766A 2.487A 849.564 86.689% 1839 41.7 40.18°C 0.972
11.990V 5.064V 3.387V 5.024V 980.017 50.53°C 230.27V
110% 70.104A 9.881A 9.839A 2.487A 934.931 85.527% 1829 41.6 40.57°C 0.979
11.971V 5.06V 3.383V 5.025V 1093.141 51.38°C 230.27V
CL1 0.114A 15.394A 15.136A 0A 131.277 79.427% 1823 41.5 36.81°C 0.898
12.158V 5.086V 3.408V 5.062V 165.281 42.38°C 230.28V
CL2 0.113A 19.649A 0A 0.001A 101.383 78.691% 1405 35.0 34.77°C 0.878
12.157V 5.089V 3.41V 5.059V 128.836 42.28°C 230.29V
CL3 0.113A 0A 19.315A 0A 67.368 72.217% 1644 38.7 36.14°C 0.85
12.150V 5.095V 3.417V 5.056V 93.286 45.42°C 230.3V
CL4 70.985A 0A 0A 0A 849.428 87.703% 1842 41.8 39.99°C 0.974
11.967V 5.074V 3.394V 5.068V 968.526 50.58°C 230.3V

The results above are not used in the certification process

Light Load Tests

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
20W 1.222A 0.49A 0.482A 0.198A 19.987 64.906% 878 21.3 33.05°C 0.941
12.143V 5.1V 3.42V 5.049V 30.794 36.24°C 115.16V
40W 2.692A 0.686A 0.675A 0.297A 39.987 75.925% 878 21.3 33.67°C 0.965
12.139V 5.099V 3.42V 5.048V 52.667 37.05°C 115.16V
60W 4.162A 0.883A 0.869A 0.396A 59.986 81.443% 880 21.3 34.32°C 0.981
12.136V 5.098V 3.418V 5.047V 73.655 38.01°C 115.16V
80W 5.630A 1.079A 1.062A 0.495A 79.935 83.625% 881 21.3 34.47°C 0.959
12.133V 5.098V 3.418V 5.046V 95.588 38.58°C 115.16V

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
20W 1.222A 0.49A 0.482A 0.198A 19.988 67.664% 870 21.2 33.34°C 0.624
12.144V 5.1V 3.421V 5.049V 29.539 36.37°C 230.23V
40W 2.692A 0.686A 0.675A 0.297A 39.988 77.574% 864 20.4 33.46°C 0.767
12.140V 5.1V 3.42V 5.048V 51.549 36.65°C 230.24V
60W 4.162A 0.883A 0.869A 0.396A 59.986 81.976% 860 20.0 34.74°C 0.826
12.138V 5.096V 3.418V 5.046V 73.174 38.26°C 230.23V
80W 5.628A 1.079A 1.062A 0.495A 79.925 84.891% 860 20.0 34.81°C 0.851
12.134V 5.095V 3.417V 5.045V 94.151 38.6°C 230.24V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load14.73mV5.29mV8.80mV9.92mVPass
20% Load10.68mV5.28mV9.25mV9.51mVPass
30% Load10.83mV5.23mV11.58mV9.82mVPass
40% Load11.34mV5.29mV11.78mV10.22mVPass
50% Load16.61mV5.69mV12.54mV10.17mVPass
60% Load12.60mV5.95mV13.50mV11.08mVPass
70% Load15.24mV7.01mV14.81mV11.44mVPass
80% Load19.69mV7.93mV19.77mV12.09mVPass
90% Load20.35mV10.11mV21.94mV12.75mVPass
100% Load23.81mV10.98mV26.80mV14.94mVPass
110% Load26.34mV11.34mV28.84mV16.55mVPass
Crossload116.15mV9.17mV20.44mV14.74mVPass
Crossload213.11mV8.94mV16.63mV14.12mVPass
Crossload311.59mV5.13mV20.93mV10.12mVPass
Crossload423.79mV8.24mV20.71mV11.68mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load12.71mV5.08mV8.19mV9.16mVPass
20% Load11.80mV5.44mV9.05mV10.02mVPass
30% Load12.00mV5.29mV10.82mV9.72mVPass
40% Load11.95mV4.62mV9.96mV9.36mVPass
50% Load17.01mV5.44mV11.33mV10.12mVPass
60% Load15.39mV5.89mV13.04mV10.73mVPass
70% Load17.67mV7.47mV16.38mV11.64mVPass
80% Load20.86mV7.67mV20.27mV13.00mVPass
90% Load23.04mV8.99mV23.36mV13.00mVPass
100% Load31.53mV10.66mV27.38mV14.71mVPass
110% Load31.04mV12.07mV28.95mV16.23mVPass
Crossload116.30mV9.40mV21.19mV14.86mVPass
Crossload211.75mV9.20mV16.08mV15.38mVPass
Crossload310.93mV5.23mV20.63mV9.61mVPass
Crossload428.51mV8.26mV20.76mV11.01mVPass

The results above are not used in the certification process

Enermax MarbleBron RGB 850

Top side
Power specifications label
All data and graphs included in this test report can be used by any individual on the following conditions:
› It should be mentioned that the test results are provided by Cybenetics
› The link to the original test results document should be provided in any case
Cybenetics offers the ETA and Lambda voluntary certification programs, through which the efficient and silent power supplies are promoted
CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
www.cybenetics.com - info@cybenetics.com