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Siemens 6AG1931-2EC21-2AA0

SIPLUS PS DC-UPS 24 V/15 A based on 6EP1931-2EC21 with conformal coating, -25…+60 °C,

SiemensMFR # 6AG1931-2EC21-2AA0SKU # CEY-8EF3B0388E37

product brand nameSIPLUS

product type designationDC UPS

type of current supplyDC UPS 24 V/15 A

voltage curve at inputDC

supply voltage at DC rated value24 V

input voltage at DC22 ... 29 V

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About This Product

SIPLUS PS DC-UPS 24 V/15 A based on 6EP1931-2EC21 with conformal coating, -25…+60 °C,

Siemens 6AG1931-2EC21-2AA0

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Product selection and compatibility support from our technical team
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Specifications

General information

product brand nameSIPLUS

product type designationDC UPS

type of current supplyDC UPS 24 V/15 A

manufacturer's article number of the basic version used for SIPLUS product versions6EP1931-2EC21

input

voltage curve at inputDC

supply voltage at DC rated value24 V

input voltage at DC22 ... 29 V

adjustable response value voltage for buffer connection preset22.5 V

adjustable response value voltage for buffer connection22 ... 25.5 V; Adjustable in 0.5 V increments

input current at rated input voltage 24 V rated value15 A; + approx. 1 A with empty battery

memory

type of energy storagewith batteries

product function DC-UPS modularly expandableYes

design of the mains power cut bridging-connectionDependent on connected battery and load current, see selection table battery module and mains buffering times as well as the relevant important information notes!

output

in normal operation at DC rated value24 V

in buffering mode at DC rated value24 V

formula for output voltageVin - approx. 0.5 V

startup delay time typical1 s

voltage increase time of the output voltage typical60 ms

output voltage in buffering mode at DC19 ... 28.5 V

rated value15 A

in normal operation0 ... 15 A

in buffering mode0 ... 15 A

peak current15.7 A

property of the output short-circuit proofYes

charging current0.35 A, 0.7 A

efficiency

at rated output voltage for rated value of the output current typical96.2 %

in case of operation on rechargeable battery typical96 %

at rated output voltage for rated value of the output current typical14 W

in case of operation on rechargeable battery typical15 W

supplied active power typical360 W

protection and monitoring

reverse polarity protection against energy storage unit polarity reversalYes

reverse polarity protection against input voltage polarity reversalYes

for normal operationNormal operation: LED green (OK), floating changeover contact "Bat/OK" to setting "OK" ("OK" means: Voltage of the supplying power supply unit is greater than cut-in threshold set at the DC UPS module); Lack of buffer standby: LED red (alarm), floating changeover contact "Alarm/Bat" to setting "Alarm"; Battery replacement required: LED red (alarm) flashing with approx. 0.25 Hz, floating changeover contact "Alarm/Bat" switching with approx. 0.25 Hz; Energy storage > 85%: LED green (Bat > 85%), floating NOcontact "Bat > 85" closed; Permissible contact current capacity: DC 60 V/1 A or AC 30 V /1 A

in buffering modeBuffered mode: LED yellow (Bat), floating changeover contact "OK/Bat" to setting "Bat"; Prewarning battery voltage < 20.4 VDC: LED red (alarm), floating changeover contact "Alarm/Bat" to setting "Alarm"; Energy storage > 85%: LED green (Bat > 85%), floating NO contact "Bat > 85" closed

interfaces

product component PC interfaceNo

product function communication functionNo

design of the interfacewithout

safety

galvanic isolation between input and outputNo

operating resource protection classClass III

protection class IPIP20

for emitted interferenceEN 55022 Class B

for interference immunityEN 61000-6-2

standards, specifications, approvals

CE markingYes

UKCA markingYes

MTBF at 40 °C791 139 h

ambient conditions

in horizontal mounting position during operation-25 ... +60 °C; with natural convection

during transport-40 ... +85 °C

during storage-40 ... +85 °C

installation altitude at height above sea level maximum6 000 m

ambient condition relating to ambient temperature - air pressure - installation altitudeIn case of operation at altitudes of 2000 - 6000 m above sea level: Output power derating of -7.5 %/1000 m or reduction of the ambient temperature by 5 K/1000 m

relative humidity with condensation according to IEC 60068-2-38 maximum100 %; RH incl. condensation/frost (no commissioning if condensation is present), horizontal installation

chemical resistance to commercially available cooling lubricantsYes; incl. diesel and oil droplets in the air

resistance to biologically active substances conformity according to EN 60721-3-3Yes; Class 3B2 mold, fungal, sponge spores (except fauna); class 3B3 upon request

resistance to chemically active substances conformity according to EN 60721-3-3Yes; Class 3C4 (RH < 75%) incl. salt spray acc. to EN 60068-2-52 (severity level 3)

resistance to mechanically active substances conformity according to EN 60721-3-3Yes; Class 3S4 incl. sand, dust

resistance to biologically active substances conformity according to EN 60721-3-6Yes; Class 6B2 mold, fungal, sponge spores (except fauna)

resistance to chemically active substances conformity according to EN 60721-3-6Yes; Class 6C3 (RH < 75%) incl. salt spray acc. to EN 60068-2-52 (severity level 3)

resistance to mechanically active substances conformity according to EN 60721-3-6Yes; Class 6S3 incl. sand, dust

coating for equipped printed circuit board according to EN 61086Yes; Class 2 for high availability

type of coating protection against pollution according to EN 60664-3Yes; Type 1 protection

type of test of the coating according to MIL-I-46058CYes; Discoloration of the coating during service life possible

product conformity of the coating Qualification and Performance of Electrical Insulating Compound for Printed Board Assemblies according to IPC-CC-830AYes; Conformal Coating, Class A

connection method

type of electrical connectionscrew terminal

at input24 V DC: 2 screw terminals for 1 ... 4 mm²/17 ... 11 AWG

at output24 V DC: 4 screw terminals for 1 ... 4 mm²/17 ... 11 AWG

for rechargeable battery module24 V DC: 2 screw terminals for 1 ... 4 mm²/17 ... 11 AWG

for control circuit and status message10 screw terminals for 0.5 ... 2.5 mm²/20 ... 13 AWG

mechanical data

width × height × depth of the enclosure50 × 125 × 125 mm

installation width × mounting height50 mm × 225 mm

top50 mm

bottom50 mm

left0 mm