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Siemens 1FT7108-5SF71-1BA1 SIMOTICS S Synchronous Motor

Siemens SIMOTICS S 1FT7 Synchronous Motor with IP65

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ManufacturerSiemens

Part number1FT7108-5SF71-1BA1

M0 91Nm (100K)

NN 3000rpm

PN 18.80kW

Cooling Forced ventilation

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SIMOTICS S Synchronous Motor High speed operation (3000rpm) Absolute encoder with Drive-CLiQ Forced ventilation IP65 protection Compatible with 1FT6/1FK7

Product description

The Siemens 1FT7108-5SF71-1BA1 is a SIMOTICS S synchronous motor from the 1FT7 series, engineered for high performance with a nominal torque of 91 Nm (100K) and a nominal speed of 3000 rpm, producing 18.80 kW of power. It features forced ventilation, frame size IMB 5 (IM V1, IM V3), and a conventional flange compatible with 1FT6/1FK7 series. This motor includes a rotatable power connector and an absolute value encoder (AS24DQI) with singleturn, 24-bit resolution and a Drive-CLiQ interface. The shaft is fitted with a key, and it does not have a holding brake. It is built to accuracy tolerance N, vibration severity grade A, and offers a superior IP65 degree of protection.

This motor is suitable for demanding industrial applications that require robust protection against dust and water jets, coupled with high speed and precise control. Applications include machine tools, automated manufacturing, robotics, and packaging machinery where environmental resilience is key.

Stanlo Automation, a veteran-owned distributor, offers this Siemens 1FT7108-5SF71-1BA1 motor. We are your trusted source for quality surplus industrial automation parts, providing reliable solutions for your operational needs.

Technical specifications

M0	91Nm (100K)
NN	3000rpm
PN	18.80kW
Cooling	Forced ventilation
Frame Size	IMB 5 (IM V1, IM V3)
Flange	Conventional (1FT6/1FK7 compatible)
Encoder	AS24DQI Absolute (Singleturn, 24 Bit, Drive-CLiQ)
Shaft	With fitted key
Holding Brake	No
Tolerance	N
Vibration Severity	A
IP Rating	IP65

Common applications

Harsh industrial environments

Machine tools

Robotics

Automated handling

Food and beverage processing

Pharmaceutical automation

Compatible systems

Siemens SINAMICS Drives Siemens SIMODRIVE Systems Systems requiring high ingress protection

Also known as

Siemens SIMOTICS S Motor 1FT7 Servo Motor Siemens Synchronous Drive Motor Siemens IP65 rated motor

Replaces / compatible with

This IP65 rated motor is a direct replacement for other Siemens 1FT7 series motors with similar performance characteristics and flange type. It offers enhanced environmental protection compared to IP64 variants.

Technical note

Expert tip

The IP65 rating necessitates careful attention to sealing and cable gland installation to maintain full environmental protection.

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Frequently asked questions

What does the IP65 rating mean for the Siemens 1FT7108-5SF71-1BA1 motor?

The IP65 rating indicates that the Siemens 1FT7108-5SF71-1BA1 motor is protected against dust ingress and is also protected against jets of water from any direction. This makes it suitable for environments where washdowns or significant exposure to moisture are expected.