PANEL MOUNT / THREE-PHASE / AC–AC

MGR-3 A38
/ A48 Series

AC-control, AC-output three-phase solid state relays with integrated three-channel switching and zero-cross operation.

MGR-3 A3840Z straight front view — MGR-3 A3840Z · 40 A representative model

01 / MODEL RANGE

Nine current options.

Each number is the maximum rated load-current value. Continuous usable current depends on the heat sink, ambient temperature, duty cycle and installation.

MGR-3 A3810ZMAX RATED LOAD CURRENT10 A

MGR-3 A3825ZMAX RATED LOAD CURRENT25 A

MGR-3 A3840ZMAX RATED LOAD CURRENT40 A

MGR-3 A3860ZMAX RATED LOAD CURRENT60 A

MGR-3 A3880ZMAX RATED LOAD CURRENT80 A

MGR-3 A38100ZMAX RATED LOAD CURRENT100 A

MGR-3 A38120ZMAX RATED LOAD CURRENT120 A

MGR-3 A38150ZMAX RATED LOAD CURRENT150 A

MGR-3 A48200ZMAX RATED LOAD CURRENT200 A

02 / PRODUCT VIEWS

See every side.

Four white-background views of the MGR-3 A3840Z from the official MGR product archive.

MGR-3 A3840Z three-quarter view — 02 · Three-quarter

MGR-3 A3840Z metal base plate — 04 · Metal base plate

03 / PARAMETERS

Complete electrical reference.

Catalogue values for the MGR-3A series. The listed current is the maximum rated load current; confirm the exact model and thermal setup before design-in.

Product familyMGR-3A Series (AC to AC)

Switching functionThree-phase AC control / AC load

Output componentTRIAC, integrated three-channel output

Representative modelMGR-3 A3840Z · 40 A maximum rated load current

Control voltage70–280 V AC (wide-range AC control input; custom control voltage available)

Control currentUltra-low input current, ≤ 20 mA

Load voltageThree-phase 24–480 V AC (24, 36, 48, 110/120, 220/230, 415 and 480 V AC options)

Series current range10, 25, 40, 60, 80, 100, 120, 150 and 200 A maximum rated models

Switching modeZ suffix: zero-cross turn-on; blank or P suffix: random turn-on

Status indicationLED output-status indicator

Output circuitStandard RC snubber; low off-state leakage current and low on-state voltage drop

ProtectionTransparent terminal cover

Dimensions105 × 74 × 33 mm

Mounting and terminalsPanel / chassis mount, metal base and screw terminals; six M5 load terminals

Typical applicationsCommercial and heavy-industrial three-phase switching

WORKING PRINCIPLE / WAVEFORMS

See the input.
Understand the output.

Compare the supply, control command and load output. Each chart is labelled for its output type or switching version.

MGR-3 A38 / A48 operating waveform: zero-3-ac — MGR-3 A38 / A48 · Select to view full size.

MGR-3 A38 / A48 operating waveform: random-3-ac — MGR-3 A38 / A48 · Select to view full size.

Conceptual operating waveforms. Use the model-specific wiring drawing and datasheet for installation and electrical ratings.

04 / DIMENSIONS & SCHEMATIC

Dimensions and wiring principle.

The official drawing combines the mechanical dimensions with the three-phase AC-control wiring schematic. All dimensions are in millimetres.

MGR-3 A38 dimensional drawing and AC-control three-phase wiring schematic — 105 × 74 × 33 mm · six M5 load terminals · 70–280 V AC control input · delta or star-connected three-phase load