Replacing The Dc Link Fuses - Siemens SIMOVERT MASTERDRIVES Betriebsanleitung

08.2009
9.3

Replacing the DC link fuses

Construction types
A and B
Construction types
C and D
Replacement fuses
Siemens AG 6SE7087-6KD50
SIMOVERT MASTERDRIVES
The DC link fuses are not accessible on types A and B. They must
therefore only be replaced by the service personnel.
The position of the fuses can be seen from the relevant block diagram.
Procedure:
♦ Remove side plate
♦ Replace the defective fuses:
• Fuses F1 and F2 on type C
• Fuses F1, F3 or F1 to F4 on type D
Type of construction C
F1
F2
Fig. 9-5 Position of the DC link fuses
Inverter MLFB
6SE7026-0TD51
6SE7027-2TD51
6SE7022-6TC51
6SE7023-4TC51
6SE7023-8TD51
6SE7024-7TD51
Operating Instructions
Type of construction D
FB1
F4
F3
F2
F1
Fuse Part ID
80 A, 700 V F1, F2, F3, F4
100 A, 700 V F1, F2
100 A, 700 V F1, F3
Maintenance
Fuse
order number
6SY7000-0AC73
6SY7000-0AC72
6SY7000-0AC72
9-5