Wago 770-633

H-distribution connector; 3-pole; Cod. A; 1 input; 2 outputs; 2 locking levers; black

MPN
770-633
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What is the Wago 770-633?

Distribution connector WINSTA ® MIDI with protection against mismating

The WINSTA ® MIDI distribution connector rated current 25 A provides the foundation for installation of fine-stranded and solid conductors. On PCBs, in control cabinets or for connecting lights – pluggable installation connectors from WAGO allow you to establish connections according to a huge variety of requirements in no time flat. The color coding and mechanical coding of the pluggable installation connector ensure error-free installation of the individual components – including protection against mismating. The pluggable installation connector is protected against ingress by solid objects in accordance with protection type IP20 (When mated: IP2xC (These compact connectors are not designed for use in open, easily accessible areas!)). The WINSTA ® MIDI pluggable installation connector with A coding in white or black is usually used for general mains applications in power distribution. This pluggable installation connector can be employed for a current load of up to 25 A. Thus, it can also be used for high power loads. The WINSTA ® MIDI Pluggable Connection System with Push-in CAGE CLAMP® spring pressure connection technology facilitates precise electrification. Due to the built-in test slot, connections can be checked even when they are plugged in. This saves time, labor, and money.

WINSTA ® MIDI solutions for your electrical installation – protected against mismating and maintenance-free

WINSTA® is the pluggable connection system that is perfectly tailored to the strict requirements of electrical installation. It allows fast, secure and, above all, error-free installation of components and cables. Take advantage of the pluggable version of our maintenance-free spring pressure connection technology too! Plan your installation with with protection against mismating from WAGO.

effective protection against mismating

for automation controllers

with A coding for a great number of applications

custom-engineered solutions

fast, secure installation

Specifications

Electrical data - Ratings per IEC/EN

Ratings perIEC/EN 60664-1
Nominal voltage (III/3)250 V
Rated impulse withstand voltage (III / 3)4 kV
Rated current25 A
Legend (ratings)(III / 3) ≙ Overvoltage category III / Pollution degree 3
Ratings perIEC/EN 60664-1 / IEC/EN 60664-1 / IEC/EN 60664-1
Overvoltage categoryIII / III / II
Pollution degree3 / 2 / 2
Nominal voltage250 V
Rated impulse withstand voltage4 kV
Rated current25 A

Electrical data - Ratings per UL 1977

Note for the US marketSome versions may also be used for current interruption in accordance with the UL certificate in select applications with currents below 16 A and voltages up to 600 V. For further information, please contact your local sales office.
Rated voltage (UL 1977)600 V
Rated current UL 197723 A
Approvals perUL 1977
Rated voltage600 V
Rated current23 A

Electrical data - General information

Note on contact resistanceapprox. 1 mΩ of contact resistance approx. 0.25 mΩ contact transition plug/socket

Connection data

Total number of potentials3
PE functionPreceding PE contact

Connection data - Connection 1

Pole number3

Physical data

Pin spacing10 mm / 0.394 inches
Width30 mm / 1.181 inches
Height32.7 mm / 1.287 inches
Depth51 mm / 2.008 inches

Mechanical data

UseGeneral mains applications
CodingA
MarkingL ⏚ N
Potential markingL ⏚ N
Mating force of a plug-in connectionapprox. 20 … 70 N (depending on pole number)
Retention force of a plug-in connectionWhen locked: > 80 N
Unmating force of a plug-in connectionUnlocked: approx. 20 … 70 N (depending on pole number)
Number of mating cycles200, without resistive load
Type of distribution boxh-distribution connector, outputs at both ends
Protection typeIP20; When mated: IP2xC (These compact connectors are not designed for use in open, easily accessible areas!)

Plug-in connection

Contact type (pluggable connector)Socket/plug
Mismating protectionYes
Note on mismating protectionAll WINSTA® components are 100% protected against mismating when:a.) plugging different numbers of polesb.) plugging while rotated 180 c.) plugging while laterally staggeredd.) plugging one pole
Locking leveryes
Locking of plug-in connectionlocking lever
Note on locking systemAll connectors for mounted installations (snap-in versions for lighting fixtures or devices, all types of PCB and distribution connectors) are factory-equipped with locking levers to ensure plugs and sockets are securely locked. Additional locking levers are only required for flying leads (plug/socket).

Material data

Note (material data)Information on material specifications can be found here
Colorblack
Insulation material (main housing)Polyamide (PA66)
Flammability class per UL94V0
Contact materialCopper or copper alloy; surface-treated
Contact platingTin
Fire load0.42 MJ
Weight22.8 g

Environmental requirements

Processing temperature-5 … +40 °C
Continuous operating temperature-35 … +85 °C
Note on continuous operating temperatureInsulating parts for temperatures ≤ 105 °C

Commercial data

PU (SPU)50 pcs
Packaging typebox
Country of originDE
GTIN4045454251406
Customs tariff number85366990990

Product Classification

UNSPSC39121421
eCl@ss 10.027-44-06-03
eCl@ss 9.027-44-06-03
ETIM 9.0EC002567
ETIM 10.0EC002567
ECCNNO US CLASSIFICATION

Environmental Product Compliance

RoHS Compliance StatusCompliant,No Exemption

770-633: frequently asked questions

When can 770-633 be shipped?

770-633 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 770-633 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 770-633 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 770-633, subject to availability and destination.

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Wago 770-633Price and lead time confirmed within 1 business day
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