Article no
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BW2255
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Input
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Nominal input voltage
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100 - 240 VAC, 47 - 63 Hz
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Input voltage
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94 - 265 VAC
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Nominal input current
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0,65 A at 230 VAC; 1,0 A bei 115 VAC
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Peak inrush current
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It < 1,5 As
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Power factor cos ϕ
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0,4 capacitive at 230 VAC; 0,55 capacitive at 115 VAC
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Applicable wire size of input clamps
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0,5 ... 2,5 mm (AWG20 ... AWG13)
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Tightening torque of the input clamps
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0,6 - 0,8 Nm
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Insulation stripping lentgh
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10 mm
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Output
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Output voltage Uout
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31,2V ± 3%
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Output current Iout
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0 - 1,8 A
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Ripple
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< 50 mVpp (0 ... 10 kHz); < 10 mVpp (35 ... 500 kHz)
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Current limitation typ.
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2,3 A
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Efficiency typ.
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88%
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Applicable wire size of output clamps
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0,5 ... 2,5 mm (AWG20 ... AWG13)
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Tightening torque of the output clamps
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0,6 - 0,8 Nm
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Insulation stripping lentgh
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10 mm
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Regulation
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Line regulation
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< 0,2% at Uin = 230 VAC ± 15%
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Load regulation
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< 0,5% at 0 A → 1,8 A
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Dynamics
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< 2 ms at 10 ↔ 90% (Iout max), peaks < 2%
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Protection and monitoring
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Internal fuse
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T2,5 A / 250 V TR5 IEC 60 127-3/IV
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Current limitation
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Protected against continuous short circuit (see diagram)
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Overload protection
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yes
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Idle running protection
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yes
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Hold-up time
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> 65 ms bei Uin = 230 VAC; > 10 ms bei Uin = 115 VAC
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Safety
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VDE 0805/EN 60 950/IEC 950
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Output
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Safety extra low voltage SELV
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Protective system (EN 60 529)
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Class II
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Protection category
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IP20
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Leakage current
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< 0,25 mA (47 - 63 Hz line frequency)
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EMV CE-certified
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EN 55 011, EN 50 082-1, EN 61 000-6-2
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RFI suppression
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EN 55 022, EN 55 011 class B
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Static discharge ESD ref. (IEC 61 000-4-2)
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8 kV contact discharge, 15 kV free air discharge (EN 61 000-4-2)
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Electromagnetic fields ref. (IEC 61 000-4-3)
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10 V/m (EN 61 000-4-3)
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Burst ref.( IEC 61 000-4-4)
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4 kV input, 2kV output/capacitive coupling clamp (EN 61 000-4-4)
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Surge ref. (IEC 61 000-4-5)
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4 kV unsymmetrical (EN 61 000-4-5)
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Conducted disturbances ref. (IEC 61 000-4-6)
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10V, 150 kHz ... 80 MHz (EN 61 000-4-6)
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AS-i Certification
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AS-i Certification
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Pending
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Operational data
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Temperature range
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-10°C ... +40°C, by free convection (start from -25°C)
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Power derating
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2,5% / K from +40°C (see diagram)
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Storage temperature
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-25°C ... +85°C
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Displays
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LED green
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The green LED indicates normal operation (0 A ... 1,8 A)
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Mounting
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Mounting position
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vertikal as shown in figure
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Input terminals
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upper side
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Output terminals
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lower side
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Assembly
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Plastic slider for fastening to mounting rails DIN EN 50 022-35
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Mechanics
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Dimensions max. (W / H / D):
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45 / 72 / 105
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Weight
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approx. 0,2 kg
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