F4
Table 33:
Secondary fuse F4 (internal AC supply)
1)
AUMA art. no.F4G-fuse according to IEC 60127-2/III
5 x 20 mmSize
K001.1841.25 A T; 250 VVoltage output (power supply unit) = 24 V
——Voltage output (power supply unit) = 115 V
Fuse for: Switch compartment heater, reversing contactor control, PTC tripping device (at 24 V AC
only), at 115 V AC also control inputs OPEN, STOP, CLOSE
1)
F5
Automatic reset fuse as short-circuit protection for external 24 V DC supply for
customer (see wiring diagram)
11.3.2. Fuse replacement
11.3.2.1. Replace fuses F1/F2
Information:Only valid for version with electrical connection of KES or KT type
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 75:
2. Pull fuse holder out of pin carrier, open fuse cover and replace old fuses by
new ones.
76
SQEx 05.2 – SQEx 14.2 / SQREx 05.2 – SQREx 14.2 Control unit - electromechanical
Corrective action ACExC 01.2 Intrusive
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