Wago
787-742
EPSITRON® ECO power supply; three-phase; output voltage 24 VDC; 20 A
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Product Conditions:
Safety And Protection
- Isolation voltage (pri.-sec.)
- DC 4.242 kV
- Isolation voltage (pri.-PE)
- DC 2.2 kV
- Isolation voltage (sec.-PE)
- DC 0.7 kV
- Isolation voltage (sec.-signal)
- DC 0.7 kV
- Protection class
- I
- Protection type
- IP20; per EN 60529
- Resistance to reverse feed
- ≤ DC 30 V
- Overvoltage category
- II
- Pollution degree
- 2
- Transient suppression (primary)
- Varistor
- Short-circuit-protected
- Yes
- Open-circuit-proof
- Yes
- Parallel operation
- Yes
- Series operation
- Yes
- MTBF
- > 250,000 h (per IEC 61709)
Environmental Requirements
- Ambient temperature (operation)
- -25 … +70 °C
- Ambient temperature (storage)
- -40 … +85 °C
- Relative humidity
- 10 … 95 % (no condensation permissible)
- Derating
- -2 %/K (> 50 °C; 400 VAC)
Connection Data
- Connection type 1
- Input/output
- Connection technology
- CAGE CLAMP®
- WAGO connector
- WAGO 2706 Series
- Solid conductor
- 0.5 … 6 mm² / 20 … 10 AWG
- Fine-stranded conductor
- 0.5 … 6 mm² / 20 … 10 AWG
- Strip length
- 11 … 12 mm / 0.43 … 0.47 inches
- Connection type 2
- Signaling
- Connection technology 2
- Push-in CAGE CLAMP®
- WAGO connector 2
- picoMAX® 3.5 (WAGO 2091 Series)
- Solid conductor 2
- 0.2 … 1.5 mm² / 24 … 14 AWG
- Fine-stranded conductor 2
- 0.2 … 1.5 mm² / 24 … 14 AWG
- Strip length 2
- 8 … 9 mm / 0.31 … 0.35 inches
Signaling And Communication
- Signaling
- 1 x LED DC OK (green) || 1 x Overload LED (red) || 1 x DC OK signal output (optocoupler as make contact; max. 31.2 V; 20 mA)
- Operation status indicator
- Green LED (Uo) || Red LED (overload)
Physical Data
- Width
- 110 mm / 4.331 inches
- Height
- 130 mm / 5.118 inches
- Depth from upper-edge of DIN-rail
- 151 mm / 5.944 inches
Material Data
- Fire load
- 0.000 MJ
- Weight
- 1930.000 g
Input
- Phases
- 2 / 3
- Nominal input voltage Ui nom
- (2 / 3) x AC 400 … 500 V
- Input voltage range
- (2 / 3) x AC 360 … 575 V; DC 500 … 650 V
- Nominal mains frequency range
- 47 … 63 Hz; 0 Hz
- Input current Ii
- ≤ 3 x 2 A (400 VAC; 24 VDC / 20 A)
- Discharge current
- ≤ 3.5 mA
- Inrush current
- ≤ 30 A
- Power factor
- ≥ 0.5
- Power factor correction (PFC)
- Passive
- Mains failure hold-up time
- ≥ 17 ms (3 x 400 VAC)
Output
- Nominal output voltage Uo nom
- DC 24 V (SELV)
- Output voltage range
- DC 22 … 28 V (adjustable)
- Default setting
- DC 24 V
- Nominal output current Io nom
- 20 A (24 VDC)
- Nominal output power
- 480 W
- Deviation
- ≤ 1 %
- Residual ripple
- ≤ 100 mV (peak-to-peak)
- Overload behavior
- Constant power (in overload range: 1.15 … 1.4 x Io nom); Shutdown and automatic restart in the event of a short circuit
Standards And Specifications
- Conformity marking
- CE
- Standards/specifications
- EN 62368-1 || EN 61204-3 (Class A) || UL 60950-1 || UL 508 || SEMI F47
Mechanical Data
- Mounting type
- DIN-35 rail
Specifications
- Product Group Code
- 0006
Commercial Data
- Packaging type
- Box
- Country of origin
- CN
- GTIN
- 4050821848387
- Customs tariff number
- 85044083900
Efficiency/Power Losses
- Power loss Pl
- ≤ 50 W
- Power loss (max.) Pl (max.)
- 55 W
- Efficiency (typ.)
- 90 %
<B>Circuit Protection</B>
- Internal fuse
- 3 x T 5 A / 250 VAC
- Backup fusing (required)
- An external DC fuse is required for the DC input voltage.
- Backup fusing (recommended)
- 3 x Circuit breaker ≥ 6 A; Tripping characteristic: B or C || Alternative: motor circuit breaker
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