857-552

Additional Information

Part Number

857-552

UPC

4050821476917

Tariff Code

85437090300

ETIM

Group Code : EG000026

Group Description : Sensors

Class Description : Current value transformer

Class Code : EC002475

Version : 7

Output (Analog)

Output signal type

Current || Voltage

Output signal (voltage)

0 … 5 V; 1 … 5 V; 0 … 10 V; 2 … 10 V

Output signal (current)

0 … 10 mA; 2 … 10 mA; 0 … 20 mA; 4 … 20 mA

Load impedance (voltage output)

≥ 1 kΩ

Load impedance (current output)

≤ 600 Ω

Signal Processing

Limit frequency

2 kHz

Software filter (adjustable)

Moving average value (filter level: 30)

Step response (typ.)

60 ms

Configuration

Configuration options

DIP switch || WAGO Interface Configuration Software || WAGO Interface Configuration App

Environmental Requirements

Ambient temperature (operation)

-25 … +70 °C

Ambient temperature (storage)

-40 … +85 °C

Relative humidity

5 … 95 % (no condensation permissible)

Operating altitude (max.)

2000 m

Output (Digital)

Switching voltage (DO) max.

Supply voltage applied

Continuous current (DO) max.

100 mA (no internal restriction)

Number of switching thresholds (DO)

1 (adjustable)

Connection Data

Connection technology

Push-in CAGE CLAMP®

Solid conductor

0.08 … 2.5 mm² / 28 … 14 AWG

Fine-stranded conductor

0.34 … 2.5 mm² / 22 … 14 AWG

Strip length

9 … 10 mm / 0.35 … 0.39 inches

Signaling And Communication

Configuration options

DIP switch || WAGO Interface Configuration Software || WAGO Interface Configuration App

Input signal (voltage)

50 Hz sinusoidal signals: AC 10.05 mV (RC1); AC 40.2 mV (RC2A); AC 90 mV (RC2B)

Supply

Power supply type

24 VDC

Nominal supply voltage US

DC 24 V

Supply voltage range

±30 %

Current consumption at nominal supply voltage

≤ 40 mA (+ IDO)

Physical Data

Width

6 mm / 0.236 inches

Height

94 mm / 3.701 inches

Depth from upper-edge of DIN-rail

97.8 mm / 3.85 inches

Measurement Error

Transmission error (max.)

≤ 1 % (of the full scale value)

Temperature coefficient

≤ 0.01 %/K

Material Data

Fire load

0.418 MJ

Weight

35.113 g

Input

Input signal type

Voltage

Input signal (voltage)

50 Hz sinusoidal signals: AC 10.05 mV (RC1); AC 40.2 mV (RC2A); AC 90 mV (RC2B)

Sensitivity

RC2B: 22.5 mV/kA

Measurement range (current)

AC 500 A (RC1); AC 2000 A (RC2A); AC 4000 A (RC2B)

Frequency range

50 Hz (Sinusoidal signals)

Response threshold

≤ 1 % (of measurement range nominal value)

Resolution (current)

250 mA (RC1) || 1 A (RC2A) || 1.5 A (RC2B)

Standards And Specifications

Conformity marking

CE

Mechanical Data

Mounting type

DIN-35 rail

Specifications

Product Group Code

0006

Commercial Data

Packaging type

Bag

Country of origin

DE

GTIN

4050821476917

Customs tariff number

85437090300

Notes

Note

Additional setting options via WAGO Interface Configuration Software or WAGO Interface Configuration App

Test Voltage

Test voltage (input/output/supply)

AC 2.5 kV; 50 Hz; 1 min