
	Specifications
	SDU AC Manual
	Mounting Bracket Manual
	Relay Card Manual

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Home > Products > Uninterruptible Power Systems > SDU Series

SDU Off-Line DIN Rail AC UPS Series

The SDU Off-Line DIN Rail UPS series combines an industry leading compact design with a wide operation temperature range and unique installation options. This cost effective protection solution provides ride through during brief power outages. This allows critical and sensitive equipment to safely shut down during extended power failure preventing costly data losses, work interruptions and equipment damage. These units include easy to wire screw terminations for critical devices needing battery back up such as computer-based control systems.

A printable version of the following sections is available by selecting the pdf file to the left.

Features

• Lightweight, compact industrial design

• Wide operation temperature range (0-50°C)

• Cold start capability

• Phone/dataline surge protection

• Software and cable included for easy installation

• Simulated sinewave output

• RS232 Communication Port

• USB Communication Port (optional)

• Form C Dry Contact Relay (optional)

• Panel/Wall mounting brackets (optional)

• Two-year warranty

UL 1778
Ind. Application E179213

Approvals

• 120V models are UL1778 cULus recognized for industrial applications without derating.

- No derating required in UL508 applications.

• 230V models are CE marked.

Related Products

• Portable MCR Conditioners

• STV25K

Applications

• Programmable Logic Controllers

• Factory Automation

• Robotics

• Conveying Equipment

• Computer-based Control Systems

Accessories

Catalog Number Description Approx. Ship Weight lbs (kg)

RELAYCARD-SDU Dry contact I/O relay box, IP20 touch proof screw terminals, wire size range 12-22 AWG (IEC 2.5mm); N.O./N.C. form "C" contact. Relay contact signal for "On Battery", "Low Battery" and "UPS Shutdown". 1 (.45)

UPSMON-USB RS232 to USB adapter cable 1 (.45)

SDU-PMBRK Mounting brackets to secure UPS to wall, back of panel or enclosure. 1 (.45)

Specifications

Catalog Number	SDU 500	SDU 850	SDU 500-5	SDU 850-5
Capacity (VA/Watts)	500/300	850/510	500/300	850/510
Load Power Factor	0.6
Dimensions - inches
Unit (H x W x D)	4.88 x 11.1 x 4.55
Weight lbs (kg)	10.7 (4.7)	11.4 (5.0)	10.7 (4.7)	11.4 (5.0)
Input Parameters
Voltage	120V (+10%, - 20%)		230V (+/- 20%)
Frequency	50 +/- 5 Hz or 60 Hz +/- 6 Hz (auto sensing)
Output AC Parameters
Voltage (Battery Mode)	Step sinewave
	+/- 5%
Frequency (On Battery)	50 or 60 Hz
	+/- 0.3 Hz
Overload Protection	UPS automatic shutdown if overload exceeds 105% of nominal at 20 seconds, 120% at 10 seconds, 130% at 3 seconds
Short Circuit	UPS output cut off immediately
Battery Parameters
Battery Type	Sealed, Non-spillable, maintenance-free lead acid batteries
Transfer Time	4 - 6 ms typical.
Back-up Time* (minutes)	4	2	4	2
Recharge Time	8 hours to 90% capacity after full load discharge
Environmental
Operating Temperature	32°F to 122°F (0°C to 50°C)
Storage Temperature	5°F to 140°F (-15°C to 60°C)
Relative Humidity	1% to 95%, non-condensing
Ambient Operation	1-95% humidity non-condensing, 0-50°C up to 5,000 ft (1500m)
Audible Noise	< 40dBA (1 meter from surface)
Standards
Safety	UL 1778 C-UL Recognized for industrial applications, Overvoltage category 3, pollution degree 3. FCC Part 15, Subpart B, Class A		EMC: EN50091-2 LVD: EN62040-1-1, CE Marked
Elevation	5000 ft without derating
Shock & Vibration	According to the International Safe Transit Association standard ISTA 2A.
Mounting	To be mounted on DIN TS35/7.5 or TS35/15 rail system. Chassis mounting permissible via optional brackets. Unit handles normal shock and vibration of industrial use and transportation without coming off rail.
* At full load

Dimensions

Dimensions - inches
H	W	D
4.88	11.1	4.55

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