Siemens 3UF7114-1BA01-0 Current Voltage Measuring Module

Siemens 3UF7114-1BA01-0 is a high-performance current/voltage measuring module belonging to the SIMOCODE pro 3UF7 series of motor management and control devices. This V2 generation module is designed for comprehensive electrical parameter monitoring in industrial motor control applications, providing precise measurement capabilities for motors with currents from 63 A to 630 A and voltages up to 690 V .

Key Specifications

Parameter Specification

Product Family SIMOCODE pro 3UF7 Motor Management & Control Devices

Product Type Current/Voltage Measuring Module V2

Set Current Range 63 ... 630 A

Voltage Measurement Up to 690 V AC

Width 145 mm

Connection Type Busbar connection

Weight 1.835 kg

Mounting Position Any (flexible installation)

Protection Class IP00

Compatible Basic Units

This measuring module requires one of the following SIMOCODE pro V basic units for operation :

SIMOCODE pro V PB (PROFIBUS DP)

SIMOCODE pro V MR (MODBUS RTU)

SIMOCODE pro V PN (PROFINET IO)

SIMOCODE pro V EIP (EtherNet/IP)

Measurement Capabilities

The 3UF7114-1BA01-0 provides comprehensive electrical measurement functions :

Measurement Function Supported

Current Measurement ✓ (TRMS)

Voltage Measurement ✓ (TRMS)

Active Power Measurement ✓

Energy Measurement ✓

Frequency Measurement ✓

Power Factor Monitoring ✓

Ground-Fault Monitoring ✓

Overload Protection ✓

Technical Specifications

Electrical Characteristics

Measuring Principle: True RMS (TRMS) value measurement

Frequency Range: 45 ... 65 Hz

Consumed Active Power: 0.5 W

Insulation Voltage: 690 V (pollution degree 3)

Surge Voltage Resistance: 6,000 V

Measurement Accuracy

The module delivers high-precision measurements at 25°C, 50/60 Hz :

Parameter Accuracy

Current (47-1260 A range) ± 1.5%

Current (1260-5040 A extended range) ± 5%

Voltage ± 1.5%

Active Power (primary range) ± 5%

Energy Measurement (primary range) ± 5%

Frequency ± 1.5%

Cos φ (power factor) ± 1.5%

Temperature Stability

Temperature Drift: 0.01 %/°C (reference temperature 25°C)

Operating Temperature: -25 ... +60 °C

Storage Temperature: -40 ... +80 °C

Connection Specifications

Current Measurement Inputs

Conductor Cross-section (solid): 50 mm² ... 240 mm²

Conductor Cross-section (stranded): 70 mm² ... 240 mm²

AWG Cable: 1/0 kcmil ... 500 kcmil

Connection Screw: M10 x 30

Tightening Torque: 14 ... 24 N·m

Voltage Measurement Inputs

Connection Type: Screw-type terminals

Conductor Cross-section (solid): 1x (0.5 ... 4 mm²), 2x (0.5 ... 2.5 mm²)

Conductor Cross-section (stranded with ferrule): 1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 mm²)

AWG Cable: 1x (20 ... 12), 2x (20 ... 14)

Tightening Torque: 0.8 ... 1.2 N·m (7 ... 10.3 lbf·in)