Kasta 1BMBH-W Smart Dimmer Mechanism Installation Guide

Installation and operation guide for the Kasta 1BMBH-W Smart Dimmer Mechanism. Includes wiring instructions, button configuration, and technical specifications.

Quick answers from the manual

Quick answer

The KASTA-1BMBH-W is a smart dimmer mechanism requiring a licensed electrician for installation. It supports 2-wire connection and is controlled via button clicks or the Kasta app. p. 1

Key actions

Factory Reset: Click the button 9 times. p. 1
Set Minimum Dim Level: Dim to desired level, then click 4 times. p. 1

Maintenance and reset

Factory Reset: 9 clicks restores all settings back to factory. p. 1

Technical specifications

Parameter	Value	Meaning	Pages
Supply	220-240V AC 50Hz	Power input requirements	p. 1
Operating Temp	-20°C to 40°C	Allowed operating temperature range	p. 1

Where to find it in the PDF

Installation and Features p. 1

Table of contents

Quick guide from the manual

The KASTA-1BMBH-W is a mains-powered smart dimmer mechanism designed for Australian standard wall apertures. It requires a licensed electrician for installation. The device supports 2-wire connection (Active and Neutral) and offers smart control via the Kasta app, including schedules, timers, and multi-way control when paired with other Kasta mechanisms.

Important Safety Information

Installation: Must be installed by a licensed electrician in accordance with AS/NZS 3000 and relevant standards.
Power: Electricity must be disconnected prior to installation.
Environment: Indoor use only. Not suitable for damp or explosive environments.
Compliance: Complies with AS/NZS 60950.1:2015 and AS/NZS CISPR 15.
Maintenance: No user-serviceable parts inside.

Installation

The device requires a simple 2-wire connection. Refer to the connection diagram for the Active (A) and Neutral (N) terminals. To ensure optimal Bluetooth signal strength, install the device away from metal objects.

Function Setup

The device is operated via button clicks on the mechanism:

On/Off Switch: 1 click. Turns lights on or off.
Dim Up/Down: One long press. Release to stop. (Only applicable when paired with Push Button Smart Dimmer or Hidden Smart Dimmer).
Full Brightness: 2 clicks.
Delay to Off: 3 clicks.
Set Min Dim Level: 4 clicks. Dim to desired level first, then click 4 times to store.
Reset Min Dim Level: 5 clicks. Restores factory minimum.
Factory Reset: 9 clicks. Restores all settings to factory defaults.

Note: If successful, the light will pulse the number of times the switch was clicked.

App Control

Download the free Kasta app from the App Store or Google Play. Requirements: iOS 9.0+ or Android 4.4+ with Bluetooth 4.0 support. The app enables additional functions such as re-trigger timer, schedules, scenes, and groups.

Technical Specifications

Supply: 220-240V AC 50Hz
Operating Temperature: -20°C to 40°C

Practical help

Common problems

Reduced Bluetooth signal strength

Ensure the device is installed away from metal objects.

Dimming functions not working

Dimming control (up/down, full brightness, min level) is only applicable when paired with a Push Button Smart Dimmer or Hidden Smart Dimmer.

Before use

Ensure installation is performed by a licensed electrician.
Disconnect electricity supply before starting installation.
Verify the environment is suitable (indoor only, not damp or explosive).
Ensure the mobile device supports Bluetooth 4.0 and meets OS requirements (iOS 9.0+ or Android 4.4+).

Specs in practice

Operating Temp: The device functions within -20°C to 40°C.

Images and diagrams

The connection diagram illustrates the 2-wire setup requiring connection to Active (A) and Neutral (N) terminals.

Model compatibility

Can be paired with KASTA dimmer and switch relay mechanisms for multi-way control (up to 8x maximum).

Show more Show less

Manual page author

Michael Turner

Technical manual editor

Reviews PDF manuals for structure, safety notes, and practical product details so readers can find the right information quickly.