E22B11 - 10A 600V 1NO-1NC Pushbutton Contact Block | Eaton
N.º da peça: E22B11 ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $25.5 | $25,50 |
| 10 | $23.1 | $231,00 |
| 50 | $21.4 | $1.070,00 |
| 100 | $19.8 | $1.980,00 |
| 250 | $17.95 | $4.487,50 |
| 500 | $16.5 | $8.250,00 |
E22B11 Visão geral
A contact block is the electromechanical switching module that converts the mechanical motion of an industrial pushbutton operator into electrical make/break action. As part of the broader hierarchy of electromechanical switches (contact block -> limit switch -> pushbutton switch -> industrial control switch), it sits at the most granular level - it does not include an operator button, indicator, or sealing gasket, only the moving contacts, terminals, and captive mounting hardware. The E22B11 therefore exists to be combined with an E22-series operator (such as a flush pushbutton, mushroom button, or selector switch) to assemble a complete control station.
Key features include a 10 A current rating at 600 VAC, a 600 VDC rating, IEC/NEMA compliance, screw push-on terminals that accept ring or fork lugs, and compatibility with Eaton E22 metal and nylon-bezel operator heads. The block carries a NEMA 4 (IP66-equivalent) environmental rating when installed in a complete E22 assembly, and it is RoHS-compliant per the current Eaton product declaration.
Typical applications include motor start/stop stations, panel-mounted machine controls, conveyor start/e-stop pushbuttons, hoist and crane cabin controls, and assembly-line status indicators. The 1NO/1NC combination is the canonical dual-contact configuration for industrial control, providing both a start (NO) and stop (NC) function or a status feedback plus drive signal pair.
When designing with the E22B11, always verify the complete NEMA/IP rating of the final assembled operator + contact block + lens combination, as the block alone does not establish the enclosure seal. The E22B11 is sold as Eaton part E22B11 and is also orderable under Cutler-Hammer branding for legacy installations.
Alternativas drop-in para E22B11 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
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E22B11
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$16.5 / unidade
Ver ficha técnica →E22B12
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E22B2
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E22B11-CUTLER
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E22B11-AUTOMATIONDIRECT
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E22B11 Classificações máximas e características elétricas
| Manufacturer | Eaton (Cutler-Hammer) |
| Series | E22 |
| Component Type | Pushbutton Contact Block |
| Mounting Hole Size | 22.5 mm |
| Bezel Material | Non-metallic (Heavy-Duty) |
| Contact Configuration | 1NO + 1NC (DPST-NO/NC) |
| Number of Poles | 2 |
| Contact Current Rating | 10 A |
| Contact Voltage AC Max | 600 V |
| Contact Voltage DC Max | 600 V |
| Terminal Type | Screw Push-on (ring/fork lug) |
| Standards | IEC, NEMA |
| For Use With | Eaton E22 Series Pushbuttons, Selector Switches, Indicating Lights |
| Status RoHS | Compliant (per Eaton declaration) |
Configuração de pinos do E22B11
| Pino 13 | NO Contact In — Normally-open contact common terminal (per IEC 60947) |
| Pino 14 | NO Contact Out — Normally-open contact outgoing terminal (closes on actuation) |
| Pino 21 | NC Contact In — Normally-closed contact common terminal (per IEC 60947) |
| Pino 22 | NC Contact Out — Normally-closed contact outgoing terminal (opens on actuation) |
Aplicações típicas
E22B11 é adequado para 6 aplicaçãos: Industrial Motor Start/Stop Pushbutton Station, Conveyor Line Emergency-Stop Station, Hoist and Crane Cabin Control, Panel-Mounted Machine Status Selector Switch, Pump Control and Flow-Status Indication, Material-Handling AGV / Conveyor Stop Station.
Industrial Motor Start/Stop Pushbutton Station
The E22B11 is the canonical contact block for industrial motor start/stop stations because its 1NO + 1NC arrangement provides the two complementary contacts a NEMA/IEC start-stop circuit requires. The NO contact carries the start-coil signal to the motor contactor, while the NC contact drops out the seal-in circuit on stop. E22B11's 10 A continuous rating at 600 VAC comfortably handles motor-starter coil inrush and auxiliary relay loads, and the snap-on E22 mounting interface lets panel builders assemble the station with a single captive screw per terminal.
Recomendado
Conveyor Line Emergency-Stop Station
Conveyor and packaging-line E-stop stations leverage the E22B11's 1NC contact as the safety-break element that drops the conveyor contactor coil when the mushroom operator is pressed. The companion 1NO contact can be wired back to a PLC input as an E-stop-pressed status bit. E22B11's IEC/NEMA compliance and 600 VAC rating allow it to be wired directly into 480 VAC industrial control panels without de-rating, and the heavy-duty non-metallic bezel option supports washdown food-grade environments when the station is sealed per IP66.
Recomendado
Hoist and Crane Cabin Control
Overhead crane and hoist cabins use the E22B11 for pushbutton stations controlling hoist up/down, traverse, and bridge motions where the 1NO + 1NC layout matches the dual-coil magnetic contactor wiring convention. The 10 A / 600 VAC rating handles the inductive kick of contactor coils, while the captive screw terminals on the E22B11 survive the vibration of moving cabins. E22-series operators can be specified with a chromed metal bezel for corrosion resistance in outdoor or marine crane installations.
Recomendado
Panel-Mounted Machine Status Selector Switch
Selector switches on CNC machines, injection molders, and packaging equipment use the E22B11 contact block to provide two discrete output contacts at each selector detent (hand-off-auto, local-remote, run-jog). E22B11's 1NO + 1NC matches the IEC standard for two-position selector wiring, where one contact drives the PLC input and the other drives an indicator lamp relay. The E22B11's screw push-on terminals accept ring lugs that withstand the constant vibration of stamping-press environments.
Recomendado
Pump Control and Flow-Status Indication
Water-treatment plant pump panels use the E22B11 to wire the start-run status feedback to a SCADA remote-terminal unit (RTU). The 1NO contact closes when the pump is commanded to start, feeding a discrete input to the RTU; the 1NC contact opens to drop out the run-indication lamp on stop. E22B11's 600 VDC rating also allows direct wiring to DC-powered solar-pump controllers without separate interposing relays. The block's NEMA 4 rating when fully assembled matches the wet-environment enclosures typical of pump skids.
Recomendado
Material-Handling AGV / Conveyor Stop Station
Automated guided vehicle (AGV) interface panels and conveyor maintenance bypass stations use the E22B11 as a 1NO + 1NC bypass-switch block where the NC contact holds the safety circuit closed during normal operation and the NO contact feeds a 'maintenance mode' signal to the PLC. E22B11's 10 A / 600 V rating supports direct switching of 24 VDC safety relays and 120 VAC indicator lamps. The E22 platform's IP66 sealing option lets the same block be deployed in dusty or washdown areas such as food and beverage plants.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para E22B11 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | E22B11 | E22B12 | E22B2 | E22B11-CUTLER | E22B11-AUTOMATIONDIRECT |
|---|---|---|---|---|---|---|
| Brand | Eaton (Cutler-Hammer) | Eaton | Eaton | Eaton | Eaton (Cutler-Hammer brand) | Eaton (sold via AutomationDirect) |
| Package | 22.5 mm snap-on module | 22.5 mm snap-on module - same | 22.5 mm snap-on module - same | 22.5 mm snap-on module - same | 22.5 mm snap-on module - same | 22.5 mm snap-on module - same |
| Contact Configuration | 1NO + 1NC | 1NO + 1NC | 2NO | 2NC | 1NO + 1NC | 1NO + 1NC |
| Contact Current Rating | 10 A | 10 A | 10 A | 10 A | 10 A | 10 A |
| Contact Voltage AC Max | 600 V | 600 V | 600 V | 600 V | 600 V | 600 V |
| Contact Voltage DC Max | 600 V | 600 V | 600 V | 600 V | 600 V | 600 V |
| Mounting Hole Size | 22.5 mm | 22.5 mm | 22.5 mm | 22.5 mm | 22.5 mm | 22.5 mm |
| Terminal Type | Screw push-on | Screw push-on | Screw push-on | Screw push-on | Screw push-on | Screw push-on |
| Standards | IEC, NEMA | IEC, NEMA | IEC, NEMA | IEC, NEMA | IEC, NEMA | IEC, NEMA |
Principais diferenciais
- Eaton's E22 platform delivers the broadest 22.5 mm pushbutton accessory line on the industrial market, so the E22B11 can be combined with the largest variety of operators (flush, extended, mushroom, key, selector, illuminated) (vs Schneider Harmony XB4 contact blocks)
- 10 A continuous at 600 VAC is the highest standard rating in the 22 mm pushbutton contact block class, allowing direct switching of motor contactor coils without interposing relays (vs Standard 5 A / 250 V generic 22 mm contact blocks)
- Non-metallic heavy-duty bezel option provides corrosion resistance superior to chromed metal bezels in washdown and chemical-exposure environments (vs Chromed metal-bezel contact blocks)
Notas de projeto
The E22B11 contact block alone does not establish NEMA 4 / IP66 ingress protection - the rating is achieved only when the block is assembled into a complete E22-series operator with the appropriate sealing washer and gasket. Installers frequently overlook that the captive block screw must be torqued to Eaton's specified value (typically 0.8-1.0 N-m) to maintain the sealing bond; under-torque causes seal failure and water ingress in washdown environments.
Standard E22B11 blocks are not positive-guided (force-guided) and cannot be the sole switching element in a category 3 or 4 safety circuit per ISO 13849-1. For emergency-stop applications, use Eaton M22 PV-series or dedicated E22 safety modules with force-guided contacts where the NC contact is mechanically linked to the NO contact and guaranteed to open if the NO contact welds. Using a non-guided E22B11 in a safety circuit creates a hidden failure mode.
Layout for E22 pushbutton stations should pre-allocate at least 80 mm of rear clearance behind the panel to allow block removal without removing the operator. Snap-on E22B11 blocks lock with a single captive screw accessible from the top of the block; a 30 mm minimum wire-bend radius is required to avoid insulation fatigue at the screw terminals during block removal. Avoid routing high-current conductors parallel to signal terminals to prevent EMI coupling into low-voltage PLC inputs.
Estimated: for a 10 A continuous load at 480 VAC on the E22B11 NO contacts, power dissipation per contact pair is on the order of a few watts (dominated by contact resistance of <10 milliohms), so thermal management at the block level is generally not a concern. However, inductive loads (motors, solenoids, transformer coils) generate contact arcing on break - derate the E22B11 to 50-70% of nominal rating per UL 508 inductive load curves and always pair with an RC snubber or flyback diode on the load side.
Informações de conformidade
Eaton E22 contact blocks are RoHS compliant per current Eaton product declaration. IEC/NEMA compliance for industrial control per IEC 60947-5-1. Not subject to automotive AEC-Q100 qualification - this is an industrial control component. Warranty per Eaton selling policy 25-000: one year from installation or eighteen months from shipment, whichever comes first.