SPEED CONTROLLER 1 Quadrant AC 7SCR15A

Product catalog summary

Introduction
The 7SCR15A is a one-quadrant chopper controller designed for PM DC motors operating on a 230Vac mains supply. It features an SCR power stage functioning at a frequency of 100 Hz and complies with key EC standards.

Features

Power Supply: 230 VAC – 50/60 Hz
Rated Current: 5 A (dependent on dissipation)
Max Current (Ta = 25°C): 15 A
Frequency: 100 Hz
Operating Temperature: -10°C to 40°C
Speed Reference Potentiometer: 10 K
RxI Compensation
Size: 108x92x33.5 mm / 42.51x36.22x13.18 inches

Calibration

A-D (Acceleration Ramp): 0-27 s
Vmin (Minimum Speed): 0-100 V
Vmax (Maximum Speed): 73-230 V
IR (RxI Compensation): 0-10 V/A
CL (Maximum Current): 0-15 A

Installation
Install the chopper in a location protected from mechanical damage, water, and dirt. Secure it with screws on a metal surface, preferably aluminum, to enhance heat dissipation and prolong operational life. If thermal protection frequently activates during standard operations, additional heat sinks or fans may be necessary.

Wiring Diagram
The document includes a wiring diagram for proper installation and connection.

I/O Connector

L1, L2: 230Vac
INH: Enable input
P1: Positive Potentiometer Supply
P2: Central Potentiometer
P3: Negative Potentiometer Supply
A+: 180Vdc Motor
A-: 180Vdc Motor
F+: Separately excited output (190V rectified)
F-: Separately excited output (190V rectified)

Catalog excerpts

SPEED CONTROLLER 1 Quadrant AC 7SCR15A-1

7SCR15A_E_0 DATE : 16/01/2007 REV. 0.0 7SCR15A ONE QUADRANT CONTROLLER FOR PM 180 VDC MOTORS - USER’S GUIDE -

Open the catalog to page 1

SPEED CONTROLLER 1 Quadrant AC 7SCR15A-2

16/01/2007 7SCR15A_E_0 1 - INTRODUCTIONThe controller 7SCR15A is a 1 quadrant chopper for PM dc motors 230Vac mains operated. The SCR power stage operating with 100 Hz frequency. The chopper is designed in accordance with the most important EC standards. - FEAUTURES - POWER SUPPLY 230 VAC – 50/60 Hz RATED CURRENT 5 A (DEPENDS ON DISSIPATION) MAX CURRENT ( Ta = 25°C) 15 A FREQUENCY 100 Hz OPERATING TEMPERATURE -10°C / 40°C SPEED REFERENCE POTENTIOMETER 10 K RxI COMPENSATION SIZE 108x92x33,5(h) mm / 42.51x36.22x13.18(h) inch. CALIBRATION: A-D (ACCELERATION RAMP): Vmin (MINIMUM SPEED) Vmax (MAXIMUM...

Open the catalog to page 2

SPEED CONTROLLER 1 Quadrant AC 7SCR15A-4

16/01/2007 7SCR15A_E_0 3 - I/O CONNECTOR - L1: 230Vac L2: 230Vac INH: Enable input P1: Positive Potentiometer Supply P2: Central Potentiometer P3: Negative Potentiometer Supply A+: 180Vdc Motor A-: 180Vdc Motor F+: Separately excited output (190V rectified) F-: Separately excited output (190V rectified)

Open the catalog to page 4

SPEED CONTROLLER 1 Quadrant AC 7SCR15A

SPEED CONTROLLER 1 Quadrant AC 7SCR15A

Catalog excerpts

All ITALSEA catalogs and technical brochures