Wago 855-1851/350-000

Current and voltage tap up to 185 mm²; Primary rated current: 350 A; Secondary rated current: 1 A; Rated power: 0.2 VA; Accuracy class: 0.5; fused

MPN
855-1851/350-000
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What is the Wago 855-1851/350-000?

Short description:

WAGO's Current and Voltage Tap for 185 mm² (350 kcmil) high-current through terminal blocks provides the ideal basis for successful energy management,

because current and voltage are required wherever electrical power is measured. A combination of current transformer and voltage tap, the current and voltage tap can be quickly and easily mounted into the jumper slot of WAGO's 185 mm² (350 kcmil) high-current through terminal block.

An integrated fuse reliably protects downstream energy meters. An integrated current transformer (conversion ratio: 350 A/1 A) allows precise current measurement per EN 61869-2 (accuracy class: 0.5).

The current output connectors are marked with S1 (black) and S2 (red). Both termination and removal of fine-stranded conductors is performed via push-buttons. The 5-pole configuration (2 x S1 and 3 x S2) provides the following advantages:

- Current transformer (S1 and S2) can be short circuited via jumper (2000-402)

- Direct ‘Y’ point jumper on current transformer

The voltage is connected using a redundant terminal block.

Additionally, the current and voltage tap can be marked either using continuous marking strips or via WMB Multi Marking System.

Features:

Power data can be directly tapped into the power supply

Easy installation – simply insert the tap into the jumper slot of the 185 mm² (350 kcmil) high-current through terminal block

Integrated current transformer (350 A/1 A)

Accuracy class: 0.5

Fuse-protected voltage path

Specifications

Notes

NoteSuitable for 2-conductor through terminal blocks for DIN-rail mounting (285-1185; 285-1184), Suitable for 2-conductor through terminal blocks with mounting flanges (285-1161; 285-1164), Spare fuse: WAGO 855-8020

Technical data - Input

Measured variableVoltage, Current

Technical data - Input – current transformer

Rated continuous thermal current I<sub>cth</sub>350 A
Rated short-time thermal current I<sub>th</sub>21 kA / 1 s
Rated surge current I<sub>dyn</sub>52.5 kA
Rated frequency50 … 60 Hz
Primary rated current350 A

Technical data - Output – current transformer

Secondary rated current1 A
Rated power S<sub>r</sub>0.2 VA

Technical data - Output – voltage tap

Fuse (voltage path)2 A; 450 V; F; 70 kA; 5 x 25 mm (WAGO 855-8020)
Rated voltage400 VAC

Technical data - Measurement error

Accuracy class0.5

Safety and protection

Overvoltage categoryIII
Pollution degree2
Protection typeIP20
Test voltage3 kVAC; 50 Hz; 1 min
Highest voltage for equipment U<sub>m</sub>720 VrmsAC

Connection data

Feedthrough for measurement conductorØ ≤ 21.5 mm

Connection data - Connection 1

Connection typeCurrent output
Connection technologyPush-in CAGE CLAMP®
WAGO connectorWAGO 250 Series
Strip length8.5 … 9.5 mm / 0.33 … 0.37 inches
Solid conductor0.2 … 1.5 mm² / 24 … 16 AWG
Fine-stranded conductor0.2 … 1.5 mm² / 24 … 16 AWG

Connection data - Connection 2

Connection typeVoltage output
Connection technologyPush-in CAGE CLAMP®
WAGO connectorWAGO 2624 Series
Strip length10 … 12 mm / 0.39 … 0.47 inches
Solid conductor0.2 … 6 mm² / 24 … 10 AWG
Fine-stranded conductor0.2 … 6 mm² / 24 … 10 AWG

Physical data

Width32 mm / 1.256 inches
Height84 mm / 3.307 inches
Depth60 mm / 2.362 inches

Mechanical data

Mounting typevia 2-conductor high-current through terminal block's jumper slot

Material data

Housing materialPA 66
Weight144 g

Environmental requirements

Ambient temperature (operation)-25 … +70 °C
Ambient temperature (storage)-25 … +70 °C
Relative humidity5 … 85 % (without condensation)
Operating altitude (max.)2000 m

Standards and specifications

Conformity markingCE
Standards/specificationsEN 61869-2, EN 60947-7-3

Commercial data

PU (SPU)1 pcs
Packaging typeBox
Country of originNL
Customs tariff number85043180888

Product Classification

UNSPSC39121008
ETIM 9.0EC002048
ETIM 10.0EC002048
ECCNNO US CLASSIFICATION

Environmental Product Compliance

RoHS Compliance StatusCompliant,No Exemption

855-1851/350-000: frequently asked questions

When can 855-1851/350-000 be shipped?

855-1851/350-000 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up 855-1851/350-000 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for 855-1851/350-000 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 855-1851/350-000, subject to availability and destination.

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Wago 855-1851/350-000Price and lead time confirmed within 1 business day
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