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SCHNEIDER Open Power Relay: Surface Mounted, 40 A Current Rating, 24V DC, SPST-NO - Surface-Mounted Relays
SCHNEIDERSurface-Mounted Relays

SCHNEIDER Open Power Relay: Surface Mounted, 40 A Current Rating, 24V DC, SPST-NO

The SCHNEIDER Open Power Relay is a surface-mounted relay from the 199 Power Series, featuring a 40 A current rating and 24V DC coil voltage with SPST-NO contact configuration. It includes screw terminal electrical…

SKU 3G-OTH-37548

Brand
SCHNEIDER
Item
Open Power Relay: Surface Mounted, 40 A Current Rating, 24V DC, SPST-NO
Category
Surface-Mounted Relays
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Technical Specifications

SCHNEIDER
Manufacturer Part Number
199DX-3
Series
199 Power Series
Type
SPST-NO
DC
24V
Current Rating
40 A
Mounting Style
Surface
Pins/Terminals
4
Operating Current
15 A at 120V AC (Tungsten Filament)
Electrical Connection
Screw Terminal
View Full Spec Sheet

Technical Documents

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SCHNEIDER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SCHNEIDER Open Power Relay is a surface-mounted relay from the 199 Power Series, featuring a 40 A current rating and 24V DC coil voltage with SPST-NO contact configuration. It includes screw terminal electrical connections and is rated for an operating current of 15 A at 120V AC for tungsten filament loads. This relay has 4 pins/terminals and is identified by manufacturer part number 199DX-3.

Used in

Common applications for SCHNEIDER
Motor starting in conveyor systems — Schneider Altistart ATS 22 soft starters (e.g., ATS22D17S6U) reduce inrush current.
Speed control for industrial pumps — Schneider Altivar ATV320 VFDs (e.g., ATV320U55N4W) provide variable flow regulation.
Machine safety interlocking — Schneider XPSUAF13AP safety relays monitor emergency stop circuits on assembly lines.
Panel-mounted control stations — Schneider XB5 flush push buttons (ZB5AA5) serve as start/stop operators in MCCs.
Heavy-duty motor switching — Schneider LC1G150LSEA contactors handle 150 A loads in compressor and crusher applications.
Emergency stop actuation — Schneider 9001K mushroom-head push buttons (9001KR25R) provide red, momentary stop functions.

SCHNEIDER Products

3G Electric supplies SCHNEIDER surface-mounted relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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