Sentinel Tower is the ideal solution for protecting mission critical systems such as safety devices, telecommunications equipment but also IT systems to ensure maximum power reliability. Sentinel Tower is designed and built using state-of-the-art technology and components to provide maximum protection to the powered loads with no impact on downstream systems and optimised energy savings. The series includes 5-6 kVA/kW single/ single-phase and 8-10 kVA/kW single/threephase input single-phase output models with on-line double conversion technology (VFI): the load is powered continuously by the inverter which supplies a sinusoidal voltage, filtered and stabilised in terms of form and frequency. Input and output filters provide significant further immunity from mains disturbances and lightning strikes. In terms of technology and performance, Sentinel Tower is one of the best UPS available on the market today: three level inventer to achieve 95% efficiency, output power factor 1 to Increase in efficiency of system and devices and reduce power system losses. Selectable Economy Mode and Smart Active Mode functions; new custom diagnostics LCD display, RS232 and USB interfaces with Powershield3 software, ESD input, interface slot with optional boards.
Parallelable Parallel configuration of 3 units for (2+1) redundant or power parallel system. The UPS continue to operate in parallel even if the connection cable is interrupted (Closed Loop).
Unity Power Factor
High battery reliability
The Riello UPS battery care system consists of a series of features and capabilities to optimise battery management and obtain the best performance and operating life possible.
MODELS | STW 5000 | STW 6000 | STW 6000 ER | STW 8000 | STW 10000 | STW 10000 ER |
INPUT | ||||||
Nominal Voltage | 220-230-240 VAC |
380-400-415 VAC (3W+N+PE) 22-230-240 VAC (3W+N+PE) |
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Voltage Tolerance | 230 VAC ±20% | 400 VAC ±20% / 230 VAC ±20% | ||||
Minimum Voltage | 184 VAC | 318 VAC / 184 VAC | ||||
Maximum Operating Voltage | 276 VAC | 478 VAC / 276 VAC | ||||
Nominal Frequency | 50/60 Hz ± 5Hz | |||||
Power Factor | > 0,98 | |||||
Current Distortion | ≤5%* | |||||
BYPASS | ||||||
Voltage tolerance | 180 – 264 VAC ( selectable in Economy Mode or Smart Active Mode) | |||||
Frequency tolerance |
Selectable frequency ± 5% (selected by user) |
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Overload Times |
110% continuous, 130% for 1 hour, 150% for 10 minutes, over 150% for 3 seconds |
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OUTPUT | ||||||
Nominal Power (VA) | 5000 | 6000 | 6000 | 8000 | 10000 | 10000 |
Active power (W) |
5000 | 6000 | 6000 | 8000 | 10000 | 10000 |
Nominal Voltage |
220-230-240 VAC selectable | |||||
Voltage distortion |
< 1% with linear load / < 3% with non-linear load | |||||
Frequency | 50/60 Hz selectable | |||||
Static variation | 1,5% | |||||
Dynamic variation | ≤5% in 20 ms | |||||
Waveform | Sinusoidal | |||||
Crest factor | 3:1 | |||||
BATTERIES | ||||||
Type | VRLA AGM maintenance-free lead based | |||||
Recharge Time | 4-6 hours | |||||
OTHER FEAUTURES | ||||||
Net Weight (kg) |
62 |
63 |
25 |
78 |
84 |
28 |
Gross weight (kg) | 68 | 69 | 31 | 84 | 90 | 34 |
Dimensions (WxDxH) (mm) | 250 x 698 x 500 | |||||
Package Dimensions (WxDxH) (mm) | 300 x 800 x 702 | |||||
Efficiency | Up to 95% on line mode, 98% eco mode | |||||
Protections | Overcurrent – short circuit – overvoltage -undervoltage – temperature – excessive low battery | |||||
Parallel Operation | Optional Parallel Card | |||||
Communications | USB / RS232 / Slot for Communications Interface / REPO + Input contact | |||||
Input Connection | Terminal block | |||||
Output Sockets | Terminal block + 2 IEC 320 C13 | |||||
Standards | EN 62040-1 EMC EN 62040-2 Directives 2014/35/EU – 2014/30/EU EN 62040-3 | |||||
Operating Temperature | 0 ° C/ +40 ° C | |||||
Relative Humidity | <95% non-condensing | |||||
Colour | Black RAL 9005 | |||||
Noise level at 1 m (ECO mode) | < 48 dBA | |||||
Standard Equipment Provided | USB cable | |||||
Moving UPS | castors |
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