Power Range: 1000 - 3000 VA

1:1

Highly versatile single-phase UPS

Sentinel Dual Low Power (SDH) is a versatile UPS designed to deal with non-linear loads. It’s a proven solution for Edge applications, blade servers, VoIP equipment, IT networks, electro-medical devices, emergency lighting, and security/safety systems.

Installation Flexibility

Install the plug and play SDH as either a 2U rackmount UPS or a freestanding tower simply by adding the accompanying handles or optional rack supports. LCD display panel rotates 90 degrees to suit your setup.

High-Quality Power Guaranteed

Designed to handle non-linear loads typically found in blade servers, with a revamped inverter helping to deliver >0.98 power factor and 92% efficiency in online UPS mode. High overload capacity of up to 150% plus high short circuit current on bypass.

Covered by Riello UPS’s 5 year extended warranty (*UK & Ireland only)

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HIGHLIGHTS

Installation flexibility (2U rackmount or freestanding tower)
Designed to handle non-linear loads so ideal for blade servers
Compact design is ideal for Edge applications
Reduce power consumption with ECO and Smart Active modes
Prioritise your critical loads with our advanced EnergyShare sockets
Extended runtime versions available (2200VA and 3000VA models)
Rotating LCD display panel shows UPS status, load, and battery level
5-year warranty provides additional peace of mind

Users Guides

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User's manual Sentinel Dual

User's manual UPSTools 3.0

RM908 Rev01

Brochures and data sheets

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Sentinel Dual SDH

1-3 kVA

Windows

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UpsTools 3.0.3 for Windows

Configuration software for Xp, 2003, Vista, 7, 8.x ,10, 11

Technical specifications of the model

Models	SDH 1000 A3
INPUT
Rated power	1000 VA
Voltage	220 / 230 / 240 V
Voltage tolerance	230 V ±20%
Frequency	50 / 60 Hz ±5
Frequency tolerance	50 Hz ±5% / 60 Hz ±5%
Power factor	>0.98
Current distorsion	≤7%
BY PASS
Voltage tolerance	200 / 253 V
Frequency tolerance	Frequency selected (from ±0.5 Hz to ±5 Hz configurable)
OUTPUT and INVERTER OUTPUT
Rated power	1000 VA
Active power	900 W
Crest factor (Ipeak/Irms)	3 : 1
Waveform	Sinusoidal
Frequency	Selectable: 50 Hz or 60 Hz or self-learning
Voltage distortion with non-linear load	≤3.5%
Voltage distortion with linear load	<2%
OVERLOAD TIMES
Load = 150%	0.5 sec
Load = 125%	4 sec.
BATTERIES
Type	VRLA AGM maintenance-free lead based
Typical recharge time	2-4 h
ENVIRONMENTAL
Color	Black
Communication	USB / DB9 with RS232 and contacts / Slot for communications interface
Accessories provided	Power cable, serial cable, USB cable, safety manual, quick start guide
Surge capability	300 J
Line-Interactive/Smart Active efficiency	98%
Noise (at 1 m)	<40 [bBA] (ECO Mode)
Operating temperature	0 °C - +40 °C
Relative humidity	5-95% non-condensing
Standards	European directives: L V 2014/35/EU low voltage; EMC 2014/30/EU electromagnetic compatibility -- Directive and Standards: Safety IEC EN 62040-1; EMC IEC EN 62040-2; RoHS compliant -- Classification in accordance with IEC 62040-3 VFI - SS - 111
DATA
Weight	17.5 kg
Dimensions (h w d)	(T- 450x87x425) (R- 2Ux19”x425) mm

The doubly-versatile Sentinel Dual (Low Power) combines installation flexibility with fantastic functionality and ease of maintenance. The single-phase UPS comes in a variety of 4 power ratings (1000-1500-2200-3000 VA).

Provides perfect protection for blade servers, sensitive electro-medical devices, industrial machinery, and emergency lighting systems. It’s combination of installation versatility, compact design, and outstanding performance make the SDH a proven solution for protecting Edge applications too.

Riello UPS’s 5 year extended warranty provides you with additional peace of mind.

Doubly Versatile

Install the plug and play SDH as either a 2U rackmount UPS or a freestanding tower simply by adding the accompanying handles or optional rack supports.

LCD display panel showing key data such as voltage and current operating status easily rotates 90 degrees to suit your installation configuration.

High-Quality Power Guaranteed

Sentinel Dual Low Power is designed to handle non-linear loads typically found in blade servers, with its revamped inverter helping to deliver > 0.98 power factor and 92% efficiency in online UPS mode.

High overload capacity of up to 150% plus high short circuit current on bypass.

Fantastic Functionality

ECO operating mode boosts efficiency to 98%, reducing your power consumption and energy costs. User-replaceable batteries are hot-swappable for easy maintenance.

Fan speed adjusts according to the current load, minimising the amount of noise the UPS generates.

Prioritise Your Critical Loads

Dedicated EnergyShare socket enables you to disconnect less important equipment and loads during power problems. This ensures valuable battery runtime is prioritised towards your most critical loads.

Enhanced Battery Reliability

In-built battery testing runs automatically or can be started manually. Extended runtime versions with additional battery boxes available (2200VA and 3000VA models only) for applications requiring long battery autonomies up to several hours.