Datasheet

787-1602
Switched-Mode Power Supply, 1-Phase
EPSITRON
®
CLASSIC Power
Similiar to picture
L
DC+
DC+
DC -
DC -
DC O.K.
N
• Primary switch mode power supply unit
• Protection class II
• Natural convection cooling when horizontally mounted
• Enclosed for use in switchgear cabinets
• Bounce-free switching signal (DC OK)
• Suitable for both parallel and series operation
• Electrically isolated output voltage (SELV) acc. to EN 60950-1/UL 60950-1
Description
Item No.
Pack.
Unit
Switched-mode power supply,
24 VDC/ 1 A
787-1602 1
Technical Data
Input:
Nominal input voltage V
i nom
100 … 240 VAC
Input voltage range 85 … 264 VAC; 120 V … 372 VDC
Input voltage derating -2.5 % (< 95 VAC)
Frequency 47 Hz … 63 Hz; 0 Hz
Input current I
i
0.2 A (240 VAC);
0.43 A (100 VAC)
Inrush current < 30 A
Mains failure hold-up time 120 ms (230 VAC);
20 ms (100 VAC)
Output:
Nominal output voltage V
o nom
24 VDC (SELV)
Output voltage range 23 … 28.5 VDC adjustable
Output current I
o
1 A at 24 VDC (1.2 A up to 40 °C)
Factory preset 24 VDC
Adjustment accuracy < 1 %
Residual ripple 20 mV (peak-to-peak) typ.
Current limitation 1.1 x I
o
typ.
Overload behavior Constant current
Operational indication Green LED (V
o
)
Signaling 1 x active signal output 24 VDC, 20 mA
Efficiency/Power losses:
Efficiency 86 % typ.
Power loss P
V
< 1 W (230 VAC, no load);
3.9 W (230 VAC, nominal load)
Max. power loss P
V
4.2 W typ. (100 VAC / 24 VDC, 1 A)
Fuse protection:
Internal fuse T 2 A / 250 V
External fuse Circuit breakers 6 A, 10 A, 16 A,
B or C characteristic;
An external DC fuse is required for the DC
input voltage
Technical Data
Environmental Requirements:
Ambient operating temperature -25 °C … +70 °C;
Device start at -40 °C (type-tested)
Storage temperature -25 °C … +85 °C
Relative humidity
30 % … 85 % (no condensation permissible)
Derating -3 %/K (> 50 °C)
Degree of pollution 2 (acc. to EN 50178)
Climatic category 3K3 (acc. to EN 60721)
Safety and protection:
Test voltage pri. - sec. 4.2 kV DC
Protection class II
Degree of protection IP20 (acc. to EN 60529)
Overvoltage protection Varistor (input side);
internal protective circuit,
< 39 VDC (output side in case of an error)
Short circuit protection yes
No-load proof yes
Feedback voltage max. 35 VDC
Parallel operation yes
Series connection yes
MTBF > 500,000 h (acc. to IEC 61709)
Connection and type of mounting:
Wire connection Input/Output/Signaling:
WAGO 721 Series
Cross sections Input/Output/Signaling:
0.08 mm² … 2.5 mm² / AWG 28 … 12
Strip lengths Input/Output/Signaling:
8 … 9 mm / 0.31 … 0.35 in
Type of mounting DIN-rail mount (EN 60715)
Dimensions and weight:
Dimensions (mm) W x H x L 22.5 x 90 x 107.5
Length from upper-edge of DIN 35 rail
Weight 128 g
Standards and approvals:
Standards/Specifications EN 60950-1, EN 61204-3, EN 60335-1,
UL 60950-1, UL 508, DNVGL
WAGO Kontakttechnik GmbH & Co. KG
Subject to changes
24.08.2017
Postfach 2880 - D-32385 Minden
Hansastr. 27 - D-32423 Minden
Tel.: [phone] E-Mail: [e-mail]
Fax: [phone] www.wago.com