CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Zalman TeraMax II 850W
Serial Number
Lab IDZL85002107
Certification ID252107
  • Test Result Report ID: 22PS2107A
  • Certificate Issue Date: Jan 4, 2023
115V230V
Scheme: ETA-EMI PSU
115V230V
Scheme: LAMBDA PSU
Outside Validation Scope
Aristeidis Bitziopoulos, Certification Body General Manager

General Information

Test Equipment

Electronic Loads Chroma 63601-5 x2
Chroma 63600-2
Chroma 63640-80-80 x10
Chroma 63610-80-20
AC Sources Chroma 6530, APM SP300VAC4000W-P, GW Instek ASR-3500
Power Analyzers Rohde & Schwarz HMC8015 & NPA701
Oscilloscopes Picoscope 4444, Siglent SDS2104X PLUS
Sound Analyzer Bruel & Kjaer 2270 G4
Microphone Bruel & Kjaer Type 4955-A
Temperature Logger Picoscope TC-08
Tachometer UNI-T UT372
Multimeters Keysight 34465A
EMI Analyzer TekBox TBMR-110M-EU
Isolation Transformer 4kVA
UPS FSP Champ Tower 3kVA, CyberPower OLS3000E 3kVA
Testing Methodology Cybenetics PSU Test Protocol

DUT Information(Non-accredited measurements)

Product Identification Details
BrandZalman
ModelTeraMax II 850W
OEM/ODMJiumeng
Serial Number
Product Specifications
Manufacturer-Provided Information
Rated Voltage (Vrms)100-240
Rated Current (Arms)12-6
Rated Frequency (Hz)50-60
Rated Power (W)850
Operating Temperature (Continuous Full Load) (°C)
TypeATX12V
Cable DesignFully Modular
Warranty-
Cybenetics Measurements
Dimensions (W x H x D)
Weight
Cooling120mm Rifle Bearing Fan
(BOK BDH12025S)
Semi-Passive Operation✗
Cybenetics Testing Information
Lab IDZL85002107
Date of receiptDec 24, 2022
Testing DateJan 3, 2023
Report Issued DateJan 4, 2023
DUT NotesThe TMX units are the same as TMX2 ones minus the 12VHPWR output port at the modular panel of the PSU
Engineer Name-
Authorized By the Laboratory Technical ManagerAristeidis Bitziopoulos
Signature

Cables and Connectors(Non-accredited measurements)

Modular Cables
Description Cable Count Connector Count (Total) Gauge In Cable Capacitors
ATX connector 20+4 pin (600mm) 1 1 18-20AWG No
4+4 pin EPS12V (700mm) 2 2 18AWG No
6+2 pin PCIe (550mm+150mm) 3 6 18AWG No
12+4 pin PCIe (600mm) (600W) 1 1 16-26AWG No
SATA (500mm+150mm+150mm+150mm) 3 12 18AWG No
4-pin Molex (510mm+150mm+150mm) / FDD (+150mm) 1 3 / 1 18-22AWG No

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202070.8330.3
Watts120850153.6
Total Max. Power (W)850

Test Results

Temperature & Compliance Info

Temperature Range (°C /°F)28-32 / 82.4-89.6
ErP Lot 3/6 Ready✓
(EU) No 617/2013 Compliance✓
ALPM (Alternative Low Power Mode) compatible✓
ATX v3.1 PSU Power Excursion✓

Performance Summary

Accredited
Average Efficiency (>1450 load combinations)89.162%
Average Noise Output (>1450 Load Combinations)28.38dBA
Average PF (>1450 Load Combinations)0.988
Efficiency With 10W (≤500W) or 2% (>500W) Load66.827%
Standby Power Consumption0.0447W
Non-Accredited
12V Ripple (Full Load)39.60mV
5V Ripple (Full Load)12.57mV
3.3V Ripple (Full Load)32.71mV
5VSB Ripple (Full Load)23.97mV
12V Load Regulation0.96%
5V Load Regulation1.67%
3.3V Load Regulation3.18%
5VSB Load Regulation2.38%
Inrush Current71.970A
Accredited
Average Efficiency (>1450 load combinations)91.239%
Average Noise Output (>1450 Load Combinations)29.67dBA
Average PF (>1450 Load Combinations)0.952
Efficiency With 10W (≤500W) or 2% (>500W) Load65.537%
Standby Power Consumption0.1036W
Non-Accredited
12V Ripple (Full Load)39.48mV
5V Ripple (Full Load)12.25mV
3.3V Ripple (Full Load)32.42mV
5VSB Ripple (Full Load)21.37mV
12V Load Regulation0.99%
5V Load Regulation1.67%
3.3V Load Regulation3.22%
5VSB Load Regulation2.42%
Inrush Current88.590A
12V Transient Response (200%)11.24V
5V Transient Response (200%)4.924V
3.3V Transient Response (200%)3.171V
5VSB Transient Response (200%)4.942V
Hold-Up Time & PWR_OK Signal14.40ms
AC Loss to PWR_OK Hold Up Time13.20ms
PWR_OK Inactive to DC Loss Delay1.20ms
PSU Timings: T1 (20% / 100%)90.0ms93.0ms
PSU Timings: T3 (20% / 100%)121.0ms121.0ms
OPP (27.59°C / 45.87°C)142.59%123.81%

Hold-Up Time & PWR_OK Signal

Hold-Up Time (ms)14.4
AC Loss to PWR_OK Hold Up Time (ms)13.2
PWR_OK Inactive to DC Loss Delay (ms)1.2

Stromverbrauch im Ruhezustand

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 114.84 V 114.80 V 113.85 V 114.88 V 116.15 V PASS
Mains Frequency: 60.00 Hz 59.99 Hz 59.40 Hz 60.02 Hz 60.60 Hz PASS
Mains Voltage CF: 1.417 1.416 1.340 1.419 1.490 PASS
Mains Voltage THD: 0.15 % 0.12 % N/A 0.19 % 2.00 % PASS
Real Power: 0.045 W 0.003 W N/A 0.077 W N/A N/A
Apparent Power: 9.853 W 9.824 W N/A 9.887 W N/A N/A
Power Factor: 0.006 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 229.88 V 229.85 V 227.70 V 229.93 V 232.30 V PASS
Mains Frequency: 50.00 Hz 50.00 Hz 49.50 Hz 50.01 Hz 50.50 Hz PASS
Mains Voltage CF: 1.415 1.415 1.340 1.416 1.490 PASS
Mains Voltage THD: 0.14 % 0.12 % N/A 0.16 % 2.00 % PASS
Real Power: 0.104 W 0.072 W N/A 0.146 W N/A N/A
Apparent Power: 34.207 W 34.162 W N/A 34.244 W N/A N/A
Power Factor: 0.003 N/A N/A N/A N/A N/A

Graphs

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

Conducted Emissions EN 55032 & CISPR 32

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 0.23W 66.392% 0.038
5.129V 0.347W 114.85V
2 0.09A 0.461W 73.637% 0.068
5.128V 0.626W 114.84V
3 0.55A 2.814W 80.514% 0.273
5.118V 3.495W 114.85V
4 1A 5.108W 81.205% 0.344
5.109V 6.29W 114.85V
5 1.5A 7.647W 80.993% 0.392
5.099V 9.441W 114.84V
6 2.999A 15.195W 78.554% 0.454
5.067V 19.344W 114.85V
Test #
5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.231W 56.88% 0.013
5.128V 0.408W 229.92V
2 0.09A 0.461W 66.046% 0.023
5.127V 0.698W 229.91V
3 0.55A 2.814W 78.298% 0.11
5.118V 3.593W 229.9V
4 1A 5.108W 79.764% 0.179
5.108V 6.404W 229.89V
5 1.5A 7.646W 79.79% 0.22
5.098V 9.582W 229.9V
6 2.999A 15.192W 79.043% 0.321
5.066V 19.224W 229.89V

Protection Features

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% 5.292A 1.963A 1.944A 0.98A 84.985 86.725% 838 23.0 39.31°C 0.98
11.980V 5.095V 3.393V 5.101V 97.993 43.61°C 114.84V
20% 11.608A 2.949A 2.926A 1.178A 169.905 90.079% 841 23.2 40.96°C 0.977
11.975V 5.087V 3.383V 5.091V 188.618 45.76°C 114.82V
30% 18.292A 3.446A 3.423A 1.377A 254.889 91.228% 854 23.0 41.34°C 0.986
11.963V 5.078V 3.374V 5.082V 279.395 46.64°C 114.78V
40% 24.998A 3.944A 3.922A 1.577A 339.957 91.405% 995 26.2 42.09°C 0.99
11.951V 5.07V 3.365V 5.072V 371.922 47.77°C 114.77V
50% 31.330A 4.939A 4.92A 1.778A 424.52 91.129% 1146 30.3 42.62°C 0.992
11.938V 5.062V 3.353V 5.061V 465.841 48.76°C 114.75V
60% 37.672A 5.936A 5.923A 1.98A 509.042 90.703% 1223 29.7 42.85°C 0.994
11.925V 5.054V 3.342V 5.051V 561.222 49.59°C 114.72V
70% 44.100A 6.938A 6.935A 2.181A 594.4 90.157% 1367 32.6 43.17°C 0.995
11.912V 5.045V 3.331V 5.04V 659.295 50.21°C 114.7V
80% 50.542A 7.945A 7.951A 2.285A 679.25 89.45% 1516 35.4 43.8°C 0.996
11.899V 5.036V 3.318V 5.03V 759.366 51.84°C 114.68V
90% 57.403A 8.452A 8.46A 2.389A 764.663 88.697% 1634 39.2 44.73°C 0.996
11.885V 5.027V 3.308V 5.021V 862.112 54.1°C 114.66V
100% 64.013A 8.965A 9.001A 2.997A 849.508 87.808% 1743 39.7 45.23°C 0.997
11.871V 5.018V 3.298V 5.003V 967.467 55.24°C 114.63V
110% 70.492A 9.979A 10.129A 3.001A 934.034 86.752% 1838 40.9 46.72°C 0.996
11.858V 5.009V 3.286V 4.997V 1076.68 57.66°C 114.6V
CL1 0.115A 14.179A 14.238A 0A 121.246 82.994% 1062 26.2 39.88°C 0.975
11.983V 5.091V 3.349V 5.108V 146.089 45.39°C 114.82V
CL2 0.114A 19.553A 0A 0A 101.366 83.176% 875 23.3 38.13°C 0.976
11.989V 5.114V 3.365V 5.117V 121.868 45.37°C 114.82V
CL3 0.114A 0A 19.611A 0A 67.354 76.184% 854 23.0 40.58°C 0.973
11.980V 5.071V 3.364V 5.113V 88.407 49.68°C 114.84V
CL4 71.554A 0A 0A 0.001A 849.383 88.042% 1749 39.5 44.9°C 0.996
11.872V 5.019V 3.327V 5.075V 964.746 55.82°C 114.63V

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% 5.290A 1.963A 1.945A 0.98A 84.984 87.557% 842 23.2 40.11°C 0.808
11.982V 5.094V 3.393V 5.101V 97.065 44.51°C 229.88V
20% 11.604A 2.949A 2.927A 1.178A 169.899 91.409% 845 23.5 40.85°C 0.917
11.979V 5.085V 3.382V 5.091V 185.861 45.65°C 229.87V
30% 18.286A 3.446A 3.424A 1.378A 254.89 92.692% 900 24.4 41.08°C 0.951
11.968V 5.078V 3.373V 5.081V 274.981 46.31°C 229.86V
40% 24.989A 3.945A 3.924A 1.578A 339.961 93.037% 1006 25.8 41.54°C 0.963
11.956V 5.069V 3.363V 5.071V 365.402 47.2°C 229.85V
50% 31.320A 4.94A 4.921A 1.778A 424.59 92.97% 1109 28.8 42.47°C 0.973
11.945V 5.061V 3.352V 5.06V 456.695 48.54°C 229.84V
60% 37.658A 5.938A 5.926A 1.98A 509.122 92.746% 1235 30.5 42.93°C 0.977
11.932V 5.053V 3.341V 5.05V 548.943 49.46°C 229.83V
70% 44.080A 6.938A 6.937A 2.182A 594.432 92.453% 1331 33.5 43.18°C 0.98
11.918V 5.045V 3.33V 5.039V 642.964 50.39°C 229.82V
80% 50.521A 7.943A 7.951A 2.285A 679.261 92.011% 1458 35.1 43.47°C 0.982
11.904V 5.037V 3.318V 5.03V 738.243 51.73°C 229.81V
90% 57.380A 8.45A 8.459A 2.388A 764.651 91.545% 1609 38.0 44.19°C 0.984
11.889V 5.028V 3.308V 5.022V 835.272 53.29°C 229.8V
100% 63.997A 8.967A 9.004A 2.998A 849.485 90.897% 1719 39.3 45.17°C 0.986
11.873V 5.017V 3.297V 5.002V 934.556 55.18°C 229.79V
110% 70.496A 9.983A 10.135A 3.002A 934.06 90.248% 1836 40.6 46.52°C 0.988
11.857V 5.007V 3.284V 4.995V 1035 57.46°C 229.78V
CL1 0.115A 14.185A 14.248A 0A 121.252 84.573% 921 25.3 40.25°C 0.886
11.983V 5.089V 3.347V 5.108V 143.373 45.68°C 229.88V
CL2 0.115A 19.555A 0A 0A 101.367 84.188% 948 24.4 41.21°C 0.858
11.990V 5.113V 3.364V 5.116V 120.404 48.44°C 229.88V
CL3 0.115A 0A 19.611A 0A 67.362 76.59% 1044 28.1 42.57°C 0.782
11.980V 5.07V 3.365V 5.112V 87.953 51.66°C 229.89V
CL4 71.543A 0A 0A 0.001A 849.349 91.516% 1721 39.3 45.03°C 0.986
11.873V 5.018V 3.326V 5.075V 928.096 55.98°C 229.79V

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 1.238A 0.49A 0.485A 0.195A 19.989 69.962% 830 24.3 36.57°C 0.83
11.985V 5.102V 3.403V 5.122V 28.569 39.66°C 114.84V
40W 2.727A 0.686A 0.679A 0.293A 39.987 80.313% 834 22.3 37.13°C 0.92
11.984V 5.099V 3.4V 5.119V 49.787 40.47°C 114.84V
60W 4.216A 0.883A 0.874A 0.391A 59.986 83.902% 838 23 38.07°C 0.96
11.982V 5.096V 3.398V 5.115V 71.499 41.86°C 114.83V
80W 5.703A 1.079A 1.069A 0.489A 79.941 86.88% 834 22.3 39.11°C 0.977
11.979V 5.096V 3.396V 5.112V 92.013 43.01°C 114.83V

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 1.237A 0.49A 0.485A 0.195A 19.981 69.409% 832 22.3 36.54°C 0.467
11.990V 5.101V 3.403V 5.123V 28.79 39.59°C 229.89V
40W 2.726A 0.686A 0.679A 0.293A 39.981 80.579% 832 22.3 37.1°C 0.625
11.987V 5.099V 3.401V 5.12V 49.619 40.44°C 229.89V
60W 4.214A 0.883A 0.873A 0.391A 59.981 85.188% 838 23 38.16°C 0.725
11.985V 5.096V 3.398V 5.116V 70.408 41.69°C 229.88V
80W 5.699A 1.079A 1.068A 0.489A 79.916 87.739% 838 23 39.03°C 0.791
11.983V 5.095V 3.396V 5.113V 91.083 42.91°C 229.88V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load20.23mV11.28mV14.56mV11.69mVPass
20% Load29.95mV7.06mV16.68mV11.64mVPass
30% Load26.10mV7.57mV17.29mV12.19mVPass
40% Load28.53mV14.28mV19.77mV13.51mVPass
50% Load27.01mV13.36mV20.78mV15.23mVPass
60% Load25.45mV11.89mV22.70mV16.65mVPass
70% Load24.84mV15.45mV24.47mV15.84mVPass
80% Load24.33mV13.57mV28.51mV17.91mVPass
90% Load24.89mV10.52mV29.17mV17.00mVPass
100% Load39.60mV12.57mV32.71mV23.97mVPass
110% Load42.79mV13.94mV35.34mV30.13mVPass
Crossload142.00mV12.24mV33.50mV15.56mVPass
Crossload233.64mV9.15mV30.79mV12.50mVPass
Crossload310.43mV16.92mV31.95mV12.90mVPass
Crossload439.20mV10.86mV20.42mV21.05mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load18.51mV11.94mV14.31mV12.65mVPass
20% Load30.71mV10.11mV16.43mV12.14mVPass
30% Load27.72mV13.11mV16.93mV13.51mVPass
40% Load29.50mV16.77mV20.27mV13.71mVPass
50% Load28.18mV11.58mV19.56mV13.97mVPass
60% Load26.51mV11.79mV22.19mV15.08mVPass
70% Load25.09mV9.20mV23.96mV14.93mVPass
80% Load25.60mV10.42mV29.37mV15.53mVPass
90% Load26.76mV14.58mV30.89mV16.09mVPass
100% Load39.48mV12.25mV32.42mV21.37mVPass
110% Load39.44mV12.92mV34.56mV21.52mVPass
Crossload132.80mV11.64mV35.17mV14.17mVPass
Crossload234.30mV9.25mV31.14mV12.34mVPass
Crossload320.86mV16.21mV37.51mV13.21mVPass
Crossload437.98mV10.28mV19.37mV18.81mVPass

The results above are not used in the certification process

Zalman TeraMax II 850W

Top side
Power specifications label
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