Armstrong 4200H User Manual

Design Envelope
4200H & 4280
End suction horizontal
pumping units with
permanent magnet 1-10
hp motor
Installation and
operating instructions
File No: 103.82
Date: september 21 , 2018
Supersedes: 103.82
Date: june 18 , 2018

Armstrong 4200H Specifications

General

Model	4200H
Category	Water Pump
Motor Speed	3500 RPM
Frequency	60 Hz
Phase	Three Phase

Summary

Introduction and Safety Precautions

Safe Use Instructions

Follow safety instructions for installation and operation by trained personnel.

Handling Pumping Units

Guidance on lifting, securing, and transporting Design Envelope units safely.

Electrical Setup and Wiring

Electrical Installation Precautions

Emphasizes use of qualified electricians and safety measures like power disconnection.

Motor Thermal Protection & Derating

Power Wiring and Grounding

Instructions for connecting power supply and ground to the motor.

Control Terminal Wiring

Operation and Control Modes

Start-Up Checklist and Procedures

Essential checks and steps before operating the pump for the first time.

Starting and Stopping the Pump

Guidance on priming, rotation check, and safe start/stop sequences.

Touch Screen Interface Navigation

Pump Control Modes Explained

Details various control modes like Constant Flow, Constant Pressure, and Quadratic Control.

Parallel Sensorless Pump Control (PSPC)

Maintenance and Troubleshooting

Mechanical Seal Information

Mechanical Seal Replacement Procedures

Step-by-step instructions for replacing mechanical seals on rigid split-coupled and close-coupled units.

Alarms and Warnings Summary

Lists and describes common alarms and warnings generated by the VSD and control card.