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SKE Modular UPS 50KVA

Capacity 50KVA/50KW, Rated Voltage 3*380/400/415VAC, Output/Input Phase 3 PH+N, 95.5% Efficiency
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Product Features
  • Online Double Conversion
  • Built-in Maintenance Bypass
  • N+1 or N+R Parallel Redundancy
  • Customizable Configuration
  • Scalable / Modular Design
  • LCD Color Touch Screen
SKE Modular UPS 50KVA- Chinese
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Product Overview

The SKE 50KVA Modular UPS offers expandable power with 1 to 10 hot-swappable modules. This scalable design reduces operational costs. Choose from 50kVA modules for a power range of 300KVA to 500KVA. It's a green, reliable solution with high efficiency (up to 95%). Ideal for medium to large data centers, precision equipment, and telecom.

Specifications

Model
SKMK-300KVA
SKMK-350KVA
SKMK-400KVA
SKMK-500KVA
Maximum Number of Modules
6
7
8
10
Power Module Capacity
PM-50HV (50KVA/50KW)
PM-50HV (50KVA/50KW)
PM-50HV (50KVA/50KW)
PM-50HV (50KVA/50KW)
Power Module Size (W*D*H)
440*650*132 (3U)
440*650*132 (3U)
440*650*132 (3U)
440*650*132 (3U)
Power Module Weight
44kg/piece
44kg/piece
44kg/piece
44kg/piece
Input
Rated Voltage
3*380/400/415VAC(3Ph+N)
3*380/400/415VAC(3Ph+N)
3*380/400/415VAC(3Ph+N)
3*380/400/415VAC(3Ph+N)
Voltage Range
305~478VAC@100% Load; 208~304VAC@50% Load
305~478VAC@100% Load; 208~304VAC@50% Load
305~478VAC@100% Load; 208~304VAC@50% Load
305~478VAC@100% Load; 208~304VAC@50% Load
Frequency Range
40Hz~70Hz
40Hz~70Hz
40Hz~70Hz
40Hz~70Hz
Power Factor
-100% Load >0.99, 50% Load>0.98
-100% Load >0.99, 50% Load>0.98
-100% Load >0.99, 50% Load>0.98
-100% Load >0.99, 50% Load>0.98
THDI (%)
<3%@100% Load
<3%@100% Load
<3%@100% Load
<3%@100% Load
Output
Rated voltage
3*380/400/415VAC (3Ph+N)
3*380/400/415VAC (3Ph+N)
3*380/400/415VAC (3Ph+N)
3*380/400/415VAC (3Ph+N)
Voltage Stabilization Accuracy
≤±1% (Balance load), ≤±2% (Unbalance load)
≤±1% (Balance load), ≤±2% (Unbalance load)
≤±1% (Balance load), ≤±2% (Unbalance load)
≤±1% (Balance load), ≤±2% (Unbalance load)
Nominal Frequency
50Hz/60Hz
50Hz/60Hz
50Hz/60Hz
50Hz/60Hz
Frequency Range (Synchronization Range)
46Hz~54Hz/ 56Hz~64Hz
46Hz~54Hz/ 56Hz~64Hz
46Hz~54Hz/ 56Hz~64Hz
46Hz~54Hz/ 56Hz~64Hz
Power Factor
1
1
1
1
Crest Factor
3:1
3:1
3:1
3:1
Overload Capacity
≤110% 1h, 111~125% 10min, 126%~150~ 1min, >150% 200ms
≤110% 1h, 111~125% 10min, 126%~150~ 1min, >150% 200ms
≤110% 1h, 111~125% 10min, 126%~150~ 1min, >150% 200ms
≤110% 1h, 111~125% 10min, 126%~150~ 1min, >150% 200ms
THDI (%)
≤1.5% (linear load), ≤4% (non-linear load)
≤1.5% (linear load), ≤4% (non-linear load)
≤1.5% (linear load), ≤4% (non-linear load)
≤1.5% (linear load), ≤4% (non-linear load)
Efficiency
≥94.5%
≥94.5%
≥94.5%
≥94.5%
Battery
Connection Method
Positive/negative polarity battery power supply
Positive/negative polarity battery power supply
Positive/negative polarity battery power supply
Positive/negative polarity battery power supply
Rated Voltage
192VDC~ ±240VDC (adjustable)
192VDC~ ±240VDC (adjustable)
192VDC~ ±240VDC (adjustable)
192VDC~ ±240VDC (adjustable)
Battery Cells/Group
32 cells/group (can be set to 32-36-40 cells/group)
32 cells/group (can be set to 32-36-40 cells/group)
32 cells/group (can be set to 32-36-40 cells/group)
32 cells/group (can be set to 32-36-40 cells/group)
Temperature Compensation
Support
Support
Support
Support
Maximum Charging Current (Single Module)
12A
12A
12A
12A
Environment
Noise
≤65db (100% load), Intelligent speed fan
≤65db (100% load), Intelligent speed fan
≤65db (100% load), Intelligent speed fan
≤65db (100% load), Intelligent speed fan
Display
10-inch screen
10-inch screen
10-inch screen
10-inch screen
Communication
Standard RS232/USBRS485, dry contact; (SNMP network card optional)
Standard RS232/USBRS485, dry contact; (SNMP network card optional)
Standard RS232/USBRS485, dry contact; (SNMP network card optional)
Standard RS232/USBRS485, dry contact; (SNMP network card optional)
Usage Environment
Temperature: 0°C~40°C
Humidity: 0%~95%
Storage temperature: -25°C ~75°C
Altitude (m): ≤1000, derating 1% for every 100 meters above 1000m
Temperature: 0°C~40°C
Humidity: 0%~95%
Storage temperature: -25°C ~75°C
Altitude (m): ≤1000, derating 1% for every 100 meters above 1000m
Temperature: 0°C~40°C
Humidity: 0%~95%
Storage temperature: -25°C ~75°C
Altitude (m): ≤1000, derating 1% for every 100 meters above 1000m
Temperature: 0°C~40°C
Humidity: 0%~95%
Storage temperature: -25°C ~75°C
Altitude (m): ≤1000, derating 1% for every 100 meters above 1000m
Protection
Physical
Dimensions (W*D*H) (mm)
600*1065*2000
600*1065*2000
1000*1065*2000
1000*1065*2000
Weight (kg)
545
932
932
1020