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NES series
NES series
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NES series
NES-350
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Brand:Qianxiang Electric Technology Co., Ltd
Mobile:+86-577-62627101
Email:maggie-liu@yqmingwei.com
Address:Wenzhou Yueqing, Zhejiang, China
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Product Description
MODEL NES-350-3.3 NES-350-5 NES-350-7.5 NES-350-12 NES-350-15 NES-350-24 NES-350-27NES-350-36NES-350-48 
 OUTPUT DC VOLTAGE3.3 V 5V 7.5V 12V 15V 24V 27V 36V 48V 
RATED CURRENT 60A60A46A30A23.2A14.6A13A 9.7A7.3A
CURRENT RANGE 0~60A0~60A0~46A0~30A0~23.2A0~14.6A0 ~ 13A 0~9.7A0~7.3A
RATED POWER 198W 300W345W360W348W360W351W 349W350.4W
RIPPLE & NOISE (max.) Note.2 150mVp-p 150mVp-p150mVp-p150mVp-p150mVp-p150mVp-p200mVp-p 240mVp-p240mVp-p
VOLTAGE ADJ. RANGE 2.97 ~ 3.7V 4.5 ~5.6V6 ~ 9V10~ 13.5V13.5~18V20~26.4V26 ~ 32V 32~40V41~56V
VOLTAGE TOLERANCE Note.3 +3% ,-4.5% ±3.0%±2.0%±1.5%±1.0%±1.0%±1.0% ±1.0%±1.0%
LINE REGULATION ±0.5% ±0.5%±0.5%±0.5%±0.5%±0.5%±0.5% ±0.5%±0.5%
LOAD REGULATION ±2.5% ±2.0%±2.0%±1.0%±0.5%±0.5%±0.5% ±0.5%±0.5%
SETUP, RISE TIME 1000ms, 50ms/230VAC   1000ms, 50ms/115VAC at full load
HOLD UP TIME (Typ.) 20ms/230VAC  16ms/115VAC at full load 
INPUT VOLTAGE RANGE Note 7 90 ~ 132VAC / 180 ~ 264VAC selected by switch  254 ~ 370VDC 
FREQUENCY RANGE 47 ~ 63Hz 
EFFICIENCY (Typ.) 74%78%80%83%84%87%88%87.5%87.5%
AC CURRENT (Typ.) 7A/115VAC   4A/230VAC 
INRUSH CURRENT (Typ.)  40A/115VAC  60A/230VAC 
LEAKAGE CURRENT <3.5mA / 240VAC 
PROTECTION OVERLOAD 105~ 135% rated output power 
Protection type :Constant current limiting, recovers automatically after after fault condition is recover
OVER VOLTAGE 3.8-4.6V5.75 ~ 7.5V 9.4 ~ 11.25V 13.8~ 16.2V 18 ~ 21V 27.6~ 32.4V 33.7 ~ 39.2V 41.4~ 46.8V 57.6~ 67.2V 
Protection type : Shut down O/P voltage, re-power on to recover
OVER TEMPERATURE90°C±5°C (3.3-7.5V) , 85°C±5°C 12-15V) ,80°C±5°C (24V), 75°C±5°C (27-48V), (TSW1) Detect on case
Protection type : Shut down O/P voltage, recovers automatically after temperature is gose down
ENVIRONMENT WORKING TEMP. -20 + 60℃(Refer to load derating curve") 
WORKING HUMIDITY 20 ~ 90% RH non-condensing C34
STORAGE TEMP., HUMIDITY -20 ~ +85℃, 10 ~ 95% RH 
TEMP. COEFFICIENT ± 0.03%℃/ (0 ~ 50 ℃ ) 
VIBRATION 10 ~ 500Hz, 3G 10min./1cycle, 60min. each along X, Y, Z axes 
SAFETY & EMC Note 8WITHSTAND VOLTAGE I/P-O/P:3KVAC  I/P-FG:2KVAC   O/P-FG:0.5KVAC 
ISOLATION RESISTANCE I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25℃/ 70% RH 
OTHERS MTBF 234.3 Khrs min. MIL-HDBK-217F (25℃) 
DIMENSION 215*115*50mm (L*W*H) 
NOTE 1. All parameters not specially mentioned are measured at 230VAC input, rated load and 25℃ of ambient temperature.
2. Ripple & noise are measured at 20MHz of bandwidth by using a 12 twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor. 
3.Tolerance: includes set up tolerance, line regulation and load regulation.
4.Please connect positive pole of input voltage to mark “L” of the terminal block and connect negative pole of input voltage with mark “N” of the terminal block. using DC voltage for input voltage.                                                                                                                                             



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