PowerMax PMTS-30 User Manual

AC POWER TRANSFER SWITCH
PMTS-30 and PMTS-50
Transfer Switch for 120 or 240Vac
30 and 50 Amps
SAFETY ALERT
FOR YOUR SAFETY, READ ALL INSTRUCTIONS BEFORE INSTALLATION AND OPERATION.
INSTALLER: Provide these instructions to the end user or consumer.
CONSUMER: Keep these instructions for future reference.
NOTICE: Products are not to be used nor are warranted in aerospace, medical or lifesafety
applications.
WARNING – Avoid Possible Injury or Death
120 or 240 VAC may present. Risk of electric shock: This device switches 120Vac or 240Vac and
has more than one input. All inputs must be disconnected before any work is done on this product.
WARNING – Avoid Personal Injury or Product Damage
DO NOT mount/install unit in compartments designed for storage of batteries of flammable liquids.
The PMTS-30 and PMTS-50 are not ignition protected. They employ components that tend to
produce arcs or sparks. To prevent fire or explosion, NEVER install electrical devices in
compartments where batteries or flammable materials (such as gasoline or LP gas) are stored or
used.
The PMTS-30 and PMTS-50 are for a 30 and 50 Amp AC service respectively. It can be mounted in any
position, leaving enough room for the shoreline and generator wire connections. To minimize voltage drop
across the wire, install the PMTS-30 or PMTS-50 as close to the generator and shore power cord
entrance as possible.

PowerMax PMTS-30 Specifications

General

Brand	PowerMax
Model	PMTS-30
Category	Switch
Language	English

Summary

AC Power Transfer Switch PMTS-30 and PMTS-50

Safety Alert and User Instructions

Instructions for installer to provide to end user and for consumer reference.

Electric Shock Hazard Warning

Warning about risk of electric shock from 120 or 240 VAC, requiring disconnection before servicing.

Flammable Liquids and Ignition Hazard Warning

Warning not to install in compartments with flammable liquids due to ignition potential.

Installation and Operational Warnings

Environmental and Mounting Restrictions

Avoid installing near heat/water sources, in wet locations, or zero clearance compartments.

Qualified Electrician Installation

Emphasizes that the PMTS-30 and PMTS-50 must be installed by a qualified electrician.

Operation and Wiring Specifications

Automatic Operation Sequence

Describes automatic power transfer between shore power and generator with a time delay.

PMTS-30 and PMTS-50 Wiring Ratings

Details momentary current ratings and maximum operating voltage for PMTS-30 and PMTS-50.

Wiring Torque and Grounding

Specifies torque requirements for wire connections and grounding terminal bar.

Wiring Diagrams

PMTS-30 Wiring Connections Diagram

Illustrates wiring connections for the PMTS-30 transfer switch.

PMTS-50 Wiring Connections Diagram

Illustrates wiring connections for the PMTS-50 transfer switch.