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Siemens SIMOTICS S-1FT7 - Cooling Circuit

Siemens SIMOTICS S-1FT7
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Mechanical properties
3.1 Cooling
S-1FT7 synchronous motors
Configuration Manual, 09/2018, A5E45099423B AA
41
Motor type
Cooling power to be dissipated in kW
1FT7102-5WF7
1400
1FT7105-5WB7 1200
1FT7105-5WC7
1600
1FT7105-5WF7 1900
1FT7108-5WB7
1500
1FT7108-5WC7
1800
1FT7108-5WF7
1900
Table 3- 4 Cooling power to be dissipated 1FT7 High Dynamic
Motor type
Cooling power to be dissipated in kW
1FT7065-7WF7
700
1FT7065-7WH7
750
1FT7067-7WF7
800
1FT7067-7WH7
900
1FT7085-7WF7
1100
1FT7085-7WH7
1200
1FT7087-7WF7
1300
1FT7087-7WH7
1500
3.1.3.1
Cooling circuit
The motor can only be operated in a closed cooling-water circuit with a cooling unit.
Materials used in the motor cooling circuit
The materials used in the cooling circuit must be coordinated with the materials in the motor.
Table 3- 5 Materials used in the motor cooling circuit
Shaft height
Bearing shield
Pipes in the stator
1FT706x
Cast iron (EN-GJL-200)
Stainless steel
1FT708x
Cast iron (EN-GJL-200)
Stainless steel
1FT710x
Cast iron (EN-GJL-200)
Stainless steel

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