Gossen Metrawatt SIRAX BM1250 - Basic Multifunctional Measuring Device For Network Parameters (0.2S; 100...550 V AC/DC)

Input - Voltage input

Nominal input voltage: 100 VLL ... 600 VLL

Programmable on site: 57.5 VLN ... 346.42 VLN

System PT primary values: 100 VLL ... 1200 kVLL (programmable on site)

Max continuous input voltage: 120% of nominal value

Nominal input voltage burden: ca. < 0.3 VA per phase (at nominal 240 V)

Overload indication: "-OL-" > 121% of nominal value

Overload withstand: 2 x rated voltage for 1 sec, 10 times at 10 sec intervals

Input - Current input

Nominal input current: 1 A / 5 A (programmable on site)

System CT primary values: From 1 A ... 9999 A

Max continuous input current: 120% of nominal value

Nominal input current burden: approx. < 0.3 VA per phase

Overload indication: "-OL-" > 121% of nominal value

Overload withstand: 20 x rated current for 1 sec, 5 times at 5 min intervals

Auxiliary supply

Auxiliary supply range (High): 100 ... 550 V AC/DC

Auxiliary supply frequency range: 45 ... 65 Hz

Auxiliary supply burden: < 6 VA (at 230 VAC/DC)

Accuracy

Reference conditions accuracy (accorting to IEC60053-21)

Active energy: Class 0.2S (according to EN 62053-22)

Apparent energy: Class 2 (according to EN 62053-23)

Reactive energy: Class 1

Voltage: ± 0.2%

Current: ± 0.2%

Frequency: ± 0.2%

Active power: ± 0.2%

Reactive power: ± 1%

Apparent power: ± 0.2%

Power factor / angle: ± 3°

THD (voltage / current): ± 3%

Operation and display

User interface: 3 push buttons

Display Type: LCD display with backlit (4 lines for measurements, 1 line for energy values, 3 graphs for burden display)

Mechanical properties

Mounting: Frontpanel mounting

Bezel size: 96 mm x 96 mm (DIN 43718)

Panel cutout: 92+0.8 mm x 92+0.8 mm

Panel thickness: 1 - 3 mm for easy clip-in / 1 - 6 mm for mounting clamps

Material: Polycarbonate

Flammability class: UL94 V-0, self-extinguishing, non-dripping, free of halogen

Weight: approx. 620 g

Connections: Screw type terminals

Communication interface: RS485, Modbus/RTU; Ethernet, Modbus/TCP; Relay output

Datasheet