ACR Electronics 2662 - Manual (Page 74)

ACR PART NO.
SCALE
SIZE CODE IDENT. NO.
18560 A
2686
1:1
Power Nominal Voltage Dimensions Weight
240W (10 A)
Isolated 24Vdc input,
24Vdc output 217 x 87 x 62mm 880g
Input voltage range 24Vdc ± 30%
Output voltage 27.2Vdc +15% -20% at extremes of temperature, load, input
tolerance, etc.
Intermittent output power Continuous rating +25%, taken for a maximum of 2 minutes
followed by 8 minutes rest.
Transient voltage protection Meets ISO7637-2 International standard for 24Vdc commercial
vehicles
Electrostatic voltage protection Meets ISO10605, ISO14892, >8kV contact, 15kV discharge
Output noise <50mV pk-pk (100mV on 24V units) at continuous load. Meets
CISPR25 and VDE0879-3
Off load current (quiescent current) <100mA
Power conversion efficiency Typically: 90% for non-isolated units, 85% for isolated units
Isolation >400Vrms between input, output and case, on isolated
products only.
Operating temperature -25°C to +30°C to meet this specification table -30°C to +80°C de
rate linearly to 0A
Storage temperature -25°C to +100°C
Operating humidity 95% max., non-condensing
Casework Anodised aluminum, glass filled polycarbonate, dust water and
impact resistance to IP533 (excludes Ddi 24-24 240 which is
ventilated and fitted with a cooling fan
Connections Four 6.3mm push-on flat blade connectors
Output indicator Red LED adjacent to output terminals
Mounting method “Click ‘n’ fit” mounting clip, fitted separately using three-hole
fixing
Safe area protection: Over current Limited by current sensing circuit
Over heat Limited by temperature sensing circuit
Transients Protected by filters and rugged component selection
Catastrophic failure Protected by internal input and output fuses
Approvals 2004/108/EC The general EMC directive
2006/96/EC The automotive directive
93/68/EEC The CE marking directive
Markings CE and e marked
Switch Power On/Off
70 Y1-03-0212H