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10
NetSure
™
ITM – Technical Specifications
DC UPS Primary Module 1 Expansion Module 2 Expansion Module 3 Expansion Module 4
Power Rating (full) – kW 70 70 70 70
Power Rating (N + 1) – kW 64 70 70 70
AC Input Specifications
Phase 3
Power Factor 0.99 at full load, 0.97 at 50% load
Frequency – Hz 45-65
Input Voltage – Nominal 400 / 480V, 3 wire + ground
Input Voltage – Range 304-530 VAC; shall withstand up to 600 VAC input without damage.
Input Breaker Rating / AIC Rating – A 150 / 65,000
Max Input Current / DC UPS Module 480V: 111A @ 384V; 89A @ 480V
400V: 133A @ 320V; 107A @ 400V
380V: 140A @ 304V; 112A @ 380V
Inrush Current Inrush current does not exceed 150% of the rated input steady state peak value
Total Harmonic Distortion <5% from 50-100% of load
DC Output Specifications
Voltage Nominal: -48VDC; normal operation: -54.5 VDC (battery float)
Range: -42 to -58 VDC
System Efficiency 96% peak; >95.5% from 40-100% load (system level including branch distribution losses)
Energy Optimization Mode: Intelligent Power Matching Allows operation at near-peak efficiency down to 5% overall load
Branch Distribution Options 22 circuit breakers, 100-200A each; optional: 6 fuses, 2x500A + 4x200A
Battery Specification
Type VRLA, Emerson Excellence EB4, 200 Ah
Arrangement 3 strings; eight 6V blocks per string
Backup Time See backup time table at various loads
Design Life 15 years @ 20 °C ; 10 years @ 25 °C
Recharge Time (to 97% of nominal capacity) Less than 3 hours for > 35% load; Less than 4 hours > 15% load
Physical Data
Form Factor Rack
Installed Dimensions (H x W x D) – in. (mm) 85 x 24 x 41 (2150 x 600 x 1050)
Installed Weight – lb. (kg) 2925 (1325)
Environmental Specifications
System Operating Temp. – °F (°C) -5 °C to +35 °C; recommended operation with battery: 20 °C to 25 °C air inlet
System Storage Temp. – °F (°C) -40 to 158 °F (-40 °C to +70 °C)
Relative Humidity 0 to 95%, non condensing
Operating Elevation – ft. (m) 6562 (2000) at full power
Audible Noise < 62dB
Heat Rejection at Full Load – BTU/hr. (kW) 9,554 (2.8) per DC UPS module
EMI FCC class A
Safety Certifications
Agency Approved CE Marked to EN 60 950-1:2006
UL Listed to 60 950-1 + UL 1801; CSA certified
Monitoring Capability
Standard Web-based monitoring, alarm reporting via SNMP, and integration with SiteScan via SiteLink-E module
Optional Energy Master Remote Supervision