ABB SACE TMAX T5 1SDA054333R1

1. Product Overview

2. Main Technical Parameters

3. Product Features

• High Breaking Capacity: It features a breaking capacity of up to 200kA at 415V AC and 80kA at 690V AC, ensuring reliable fault current interruption under various low-voltage working conditions.
• Compact Structure Design: The T4, T5 and T6 models adopt a unified depth of 103.5mm and support universal standard accessories, saving installation space and improving equipment integration.
• Flexible Trip Unit Selection: Compatible with both thermal-magnetic and electronic trip units, enabling flexible application in AC and DC power supply systems.
• Interchangeable Trip Units: The modular trip unit design facilitates convenient system upgrade and replacement, effectively reducing enterprise inventory and maintenance costs.
• Multi-level Protection Performance: The electronic trip unit integrates L (long time delay), S (short time delay), I (instantaneous) and other protection functions, realizing selective hierarchical protection and improving the safety and stability of the power distribution system.
• Complete Accessory Portfolio: Equipped with a full range of supporting accessories including undervoltage trip units, shunt trip units and more to meet diverse application and control requirements.

4. Structure and Composition

4.1 Basic Structure

• Adopts professional moulded case structure with high mechanical strength and insulation performance
• Available in 3-pole and 4-pole configurations
• Supports fixed-type and plug-in installation methods

4.2 Trip Unit Types

• Thermal-magnetic Trip Unit: TMA series and other mainstream models
• Electronic Trip Unit: PR221DS, PR222DS, PR231 and other series models

4.3 Trip Unit Protection Functions

• L Function: Long time delay overload protection
• S Function: Short time delay short-circuit protection
• I Function: Instantaneous short-circuit protection
• Partial models support combined LSI and LSIG protection modes

4.4 Accessory System

5. Application Fields

• AC Power Distribution System: Suitable for 400V/690V low-voltage AC power distribution systems for industrial and commercial use
• DC Application Scenarios: Adaptable to 1000V DC power supply systems, meeting high-voltage DC distribution demands
• Motor Protection: Professional protection and control for various industrial motor equipment, preventing overload and short-circuit faults
• Photovoltaic Power System: The dedicated Tmax PV series is specially designed for photovoltaic power generation scenarios, adapting to photovoltaic power generation characteristics
• Marine Electrical System: Low-voltage shock-resistant models are applicable to marine electrical distribution systems with strict environmental requirements
• General Industrial Applications: Widely used in various industrial workshop low-voltage power distribution, equipment power supply and other scenarios
• Wind Power Industry: ABB Tmax series products are widely applied in offshore wind farms and other new energy power generation projects

6. Installation and Maintenance

6.1 Pre-installation Requirements

• Verify that the circuit breaker parameters are compatible with the electrical system and meet the actual application specifications
• Cut off the power supply completely before all installation and maintenance operations to ensure construction safety
• Install the equipment in a dry and ventilated position, reserve reasonable heat dissipation and operation gaps
• Complete wiring construction in strict accordance with electrical system drawings and official wiring specifications

6.2 Installation Methods

• Fixed-type installation
• Plug-in installation (applicable to T4 and T5 models)
• Draw-out installation (applicable to T4, T5, T6 and T7 models)

6.3 Wiring Methods

• Front panel wiring
• Rear panel wiring
• Cable or insulated busbar connection

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