Fuse Replacement; Replace Fuses F1/F2; Test/Replace Fuses - AUMA SA 25.1 Operating Instructions Manual
Multi-turn actuators, control unit: electronic mwg with actuator controls, non-intrusive
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Also See for SA 25.1:
- Operation instructions manual (112 pages) ,
- Manual (48 pages) ,
- Operation instructions manual (60 pages)
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Corrective action
11.3.2.
Fuse replacement
11.3.2.1. Replace fuses F1/F2.
11.3.2.2. Test/replace fuses F3/F4
Check fuses.
80
SA 25.1
SA 48.1/SAR 25.1
Hazardous voltage!
Risk of electric shock.
Disconnect device from the mains before opening.
1.
Remove electrical connection from actuator controls.
Refer to <Disconnection from the mains> chapter.
Figure 91:
2.
Pull fuse holder out of pin carrier, open fuse cover and replace old fuses by
new ones.
1.
Loosen screws [1] and remove cover [2] on the rear of the actuator controls.
Figure 92:
2.
The power supply unit has measurement points (solder pins) allowing to perform
a resistance (continuity) measurement:
Table 36:
Checking
F3
F4
SAR 30.1 Control unit: electronic (MWG)
AC 01.2 Non-Intrusive Modbus RTU
Measuring points
MTP5
MTP6
MTP7
MTP8
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