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SCHNEIDER Compact Smart Relay: (4) Analog/(8) Discrete, (4) Relay - Schneider Zelio Series Smart Relays
SCHNEIDERSchneider Zelio Series Smart Relays

SCHNEIDER Compact Smart Relay: (4) Analog/(8) Discrete, (4) Relay

The SCHNEIDER ELECTRIC Compact Smart Relay (MPN SR2B121BD) is a Zelio Series smart relay from Schneider featuring (4) Analog inputs and (4) Relay outputs. It includes a built-in clock and operates on 24V AC or 24V DC…

SKU 3G-OTH-28986

Brand
SCHNEIDER
Item
Compact Smart Relay:
Category
Schneider Zelio Series Smart Relays
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Technical Specifications

SCHNEIDER
Manufacturer Part Number
SR2B121BD
Type
(4) Relay, 24V AC : 24V DC
Clock Included
Clock Included
Number and Type of Inputs
(4) Analog
Number and Type of Outputs
(4) Relay
View Full Spec Sheet

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

Product Description

The SCHNEIDER ELECTRIC Compact Smart Relay (MPN SR2B121BD) is a Zelio Series smart relay from Schneider featuring (4) Analog inputs and (4) Relay outputs. It includes a built-in clock and operates on 24V AC or 24V DC power. This compact unit provides (8) discrete inputs and (4) relay outputs for basic control applications.

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 schneider zelio series smart relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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