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POWER LIMITER PMM-02 

USER’S MANUAL

ZAMEL Sp. z o.o.

ul. Zielona 27, 43-200 Pszczyna, Poland

Tel. +48 32 210 46 65, Fax +48 32 210 80 04

www.zamel.com

, e-mail: [email protected]

plik: pmm-02_instr_ext_gb | modyfikacja: 02.07.2019

APPEARANCE

FEATURES

TECHNICAL DATA

DESCRIPTION

PMM-02 

Power input terminals: L; N

Rated supply voltage: 230 V AC

Supply voltage tolerance: -15 ÷ +10 %

Rated mains frequency:  50 / 60 Hz

Rated current load: 26 mA

Power supply indication: green LED

Power threshold setting: 0.1 ÷ 3 kW (with a rotary potentiometer)

Trip-on delay setting: 10 ÷ 90 s (with a rotary potentiometer)

Power overload indication: red LED

Power off delay: ca. 250 ms

Transmitter contact ratings: 1NO 16 A / 250 V AC1 4,000 VA

Wiring terminals:  4

Wiring size: 0.2 ÷ 2.50 mm

2

Operating temperature: -20 to +60°C

Installation orientation: any

Enclosure installation type:  DIN  rail

Protection grade: IP20

Overvoltage category: II

Pollution class: 2

Dimensions: single module 90 × 17.5 × 66 mm

Weight: 0.077 kg

●  Overload protection with a power 

threshold setting.

●  Electrical system overcurrent protec-

tion.

●  Power supply indicator.

●  Power overload indicator.

●  Stepless trip-off delay setting.

●  Wide power load control range.

●  Resilient to transient power loads 

above the set power threshold.

●  Single-module enclosure.

●  For installation on a DIN rail.

The PMM-02 power limiter auto-

matically isolates supply voltage from the 

controlled power loads when they over-

load the set power threshold. The power 

threshold can be set smoothly from 0.1 

to 3 kW with a potentiometer. The power 

threshold trip-on delay of the relay can be 

set smoothly from 10 to 90 s.

Input (supply) terminals

Power supply indicator
Power overload indicator

Time off delay adjustment

Power threshold adjustment

Output (load) terminals

The device is designed for a 

single-phase installation and 

must be installed in accord-

ance with standards valid in a 

particular country. Installation, 

connection and control should be carried 

out by a qualified electrician staff, who act 

in accordance with the instruction manual 

and the device functions. In case of cas-

ing dismantling, the guarantee is lost and 

an electric shock may occur. Before instal-

lation make sure the connection cables 

are not under voltage. The cruciform head 

screwdriver 3,5 mm should be used to in-

stall the device. Improper transport, stor-

age,  and  use  of  the  device  influence  its 

wrong functioning. It is not advisable to in-

stall the device in the following cases: if any 

device part is missing or the device is dam-

aged or deformed. In case of improper func-

tioning of the device contact the producer.

CAUTION

Do not dispose of this device with 

other waste! In order to avoid 

harmful effects on the environment 

and human health, the used device 

should be stored in designated 

areas. For this purpose, you can 

dispose of household waste free 

of charge and in any quantity to 

a collection point set up, as well 

as to the shop when you buy new 

equipment.

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