787-1226
Properties
22
Product manual | Version: 1.0.0
Compact Power Supply
3.7.7 Product Protection
Table 20: Technical Data – Product Protection
Property
Value
Internal input fuse
1
T 3.15 A / 250 V
Transient suppression at input
Varistor
Overload protection at output
105 … 140 % rated current per output
Overvoltage protection at output, max.
2
≤ 31 VDC
Feedback voltage, max.
3
Yes, max. 35 VDC
Protection type
IP20
Ingress protection against foreign objects
> 5 mm
Overtemperature protection
4
Yes
Short circuit protection
4)
Yes
1
Used only as an AC fuse. An external DC fuse must be used with DC supply (see
8
).
2)
Internal limitation via a second control loop, deactivation of power supply, automatic restart
3)
The user must ensure that the voltage is not exceeded for power feedback.
4)
Shutdown, automatic restart
3.7.8 Safety
Table 21: Technical Data – Safety
Property
Value
Safety transformer
According to EN 61558-2-16
Input and output insulation,
per EN 62368-1
SELV/PELV
Protection class, with protective wire connection
I
Leakage current, max.
1)
≤ 0.25 mA
Insulation resistance, input to output, min.
2)
≥ 100 MΩ/500 VDC
Dielectric strength (input – output)
3)
3000 VAC
1)
For power at 230 VAC
2)
at 25 °C and 75 % RH
3)
Type testing / 60 s
3.8 Guidelines, approvals and standards
3.8.1 Approvals
The following approvals have been granted for the product:
Table 22: Approvals
Logo
Approval
Standard
CE Conformity Marking
UL 508
UL 60950-1
