10.3. Fuses
10.3.1 Fuses within the actuator controls
Fuses F1 and F2 (figure 30) can be accessed after removing the cover (1)
on the rear side.
Fuses F3, F4, and F5 are located on the power supply unit and can be
accessed after removing the electrical connection (2).
F1/F2
Primary fuses on power supply unit
F3
Internal 24 V DC supply
F4
Internal 24 V AC supply (115 V AC) for:
.
Heater, switch compartment, reversing contactors control,
.
PTC tripping device
.
for 115 V AC also control inputs OPEN – STOP - CLOSE
F5
Automatic reset fuse as short-circuit protection for external 24 V DC supply
for customer (see wiring diagram)
Ò
Screw cover on again after fuse replacement.
63
Multi-turn actuator SAExC 07.1 – SAExC 16.1/SARExC 07.1 – SARExC 16.1
Non-Intrusive
Operation instructions
with actuator controls AUMATIC ACExC 01.1 Profibus DP
Figure 30
Flameproof enclosure, danger of explosion!
Risk of death or serious injury.
Ò
Before opening, ensure that there is no explosive gas and no voltage.
Ò
Handle cover and housing parts with care.
Ò
Joint surfaces must not be damaged or soiled in any way.
Ò
Do not jam cover during fitting.
1
Rear cover
2
Electrical connection
DANGER
G fuses
F 1/F 2
AUMA Art. no.
Size
6.3 x 32 mm
Reversing contactors
Voltage supply
£
500 V
1 A T; 500 V
K002.277
Reversing contactors
Voltage supply 500 V
2 A FF; 660 V
K002.665
Thyristor units for motor power up to 1.5 kW
16 A FF; 500 V
K001.185
Thyristor units for motor power up to 3.0 kW
30 A FF; 500 V
K006.965
Thyristor units for motor power up to 5.5 kW
1 A T; 500 V
K002.277
Table 7
G fuse according to IEC 60127-2/III
F3
F4
Size
5 x 20 mm
5 x 20 mm
Voltage output (power supply unit) = 24 V
1.0 A T; 250 V
1.25 A T; 250 V
Voltage output (power supply unit) = 115 V
1.0 A T; 250 V
0.315 A T; 250 V
Table 8
