857-552

Product ID:42892
Updated: 2026/4/3
wago 857-552

Key Features

  • 1Precision Current Measurement: Records RMS values from alternating currents via Rogowski coils.
  • 2Versatile Outputs: Provides analog outputs in current (0-10 mA, 2-10 mA, 0-20 mA, 4-20 mA) and voltage (0-5 V, 1-5 V, 0-10 V, 2-10 V).
  • 3Easy Configuration: Configurable via DIP switch and software/app interface.
  • 4Durable Design: Operates within an ambient temperature range of -25°C to +70°C with IP20 protection.
  • 5Efficient Installation: Features Push-in CAGE CLAMP spring connections for easy installation on DIN-35 rail.
Product Details
857-552
wago

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Note
Additional setting options via WAGO Interface Configuration Software or WAGO Interface Configuration App
Protection type
IP20
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
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
Mounting type
DIN-35 rail
Insulation material (main housing)
Polyamide (PA66)
Flammability class per UL94
V0
Fire load
0.418MJ
Weight
35.1g
Ambient temperature (operation)
-25 … +70 °C
Ambient temperature (storage)
-40 … +85 °C
Relative humidity
5 … 95?% (no condensation permissible)
Operating altitude (max.)
2000m
Conformity marking
CE
Product Group
6 (INTERFACE ELECTRONIC)
eCl@ss 10.0
27-21-01-23
eCl@ss 9.0
27-21-01-23
ETIM 9.0
EC002475
ETIM 8.0
EC002475
ECCN
NO US CLASSIFICATION
PU (SPU)
1?pcs
Packaging type
bag
Country of origin
DE
GTIN
4050821476917
Customs tariff number
8543704500
CAS-No.
1303-86-2
REACH Candidate List Substance
2,2',6,6'-tetrabromo-4,4'-isopropylidenediphenol
RoHS Compliance Status
Compliant,With Exemption
RoHS Exemption
6(c)
SCIP notification number (Austria)
1f195258-d879-4341-9432-55132a5988a4
SCIP notification number (Belgium)
7814c94f-657c-4f03-83f0-8d7593e6728c
SCIP notification number (Bulgaria)
018c696b-7940-4720-a5c3-00dd668a954d
SCIP notification number (Czech Republic)
004a50ca-f1d7-4851-9876-6e3e26a6990e
SCIP notification number (Denmark)
a59197af-a118-401f-819c-6449ecf2a26d
SCIP notification number (Finland)
6287e118-0731-40fa-98e2-c8475af11b0f
SCIP notification number (France)
467a5cc3-0b72-4f42-ace2-e6489a6326ca
SCIP notification number (Germany)
a302d4fa-40b9-4b69-b303-d88a5794f8c0
SCIP notification number (Hungary)
136cc465-5e70-4b47-92a5-43b7d1ccd0a3
SCIP notification number (Italy)
f54581b5-8ed8-406f-9e56-d34282f11849
SCIP notification number (Netherlands)
916f0ff9-e787-458a-afa0-12ec5dba73b4
SCIP notification number (Poland)
862d360a-3d4e-4510-9319-09ac80339012
SCIP notification number (Romania)
26692719-0992-4210-bc52-9edf89ce1c3d
SCIP notification number (Sweden)
5a508da9-fb93-492b-aa4a-14900ec6a865
Configuration options
DIP switch
Input signal type
Voltage
Input signal (V)
AC?10.05?mV (RC1)
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)
Output signal type
Current
Output signal (V)
0 … 5?V
Output signal (A)
0 … 10?mA
Load impedance (voltage output)
≥?1?kΩ
Load impedance (current output)
≤?600?Ω
Switching voltage (DO) max.
Supply voltage applied
Continuous current (DO) max.
100?mA (no internal restriction)
Number of switching thresholds (DO)
1 (adjustable)
Limit frequency
2?kHz
Software filter (adjustable)
Moving average value (filter level: 30)
Step response (typ.)
60?ms
Transmission error (max.)
≤ 1 % (of the full scale value)
Temperature coefficient
≤ 0.01 %/K
Power supply type
24?VDC
Nominal supply voltage U<sub>S</sub>
DC?24?V
Supply voltage range
±30?%
Current consumption at nominal supply voltage
≤?40?mA?(+ IDO)
Test voltage (input/output/supply)
AC 2.5?kV;?50?Hz;?1?min

Specifications may be subject to change without notice