GDZ-125A-20 Bottom-Mounted Power Distribution Cabinet, 19-Inch Rack, 125 A Input, 20 Output Breakers

Description

The GDZ-125A-20 is a bottom-mounted power distribution cabinet for 19-inch rack horizontal installation. It combines a 125 A input terminal block, two Type I surge protective devices, and twenty 32 A output circuit breakers in a galvanized steel enclosure with an IP20 rating.

Product Overview

The cabinet is intended for rack-mounted power distribution where a single high-current input is divided into multiple lower-current output branches. The input terminal block accepts cables up to 35 mm², and each output circuit breaker accepts cables up to 16 mm². The enclosure is 482.6 mm wide, 200 mm deep, and 45 mm high, with a black (RAL9005) finish.

Key Features

• 19-inch rack horizontal mounting with M6×12 screws and M6 floating square nuts (4 pcs each), plus cable tower clamps
• 125 A input terminal block, maximum cable size 35 mm²
• Two Type I surge protective devices: Iimp = 5 kA (10/350), Uc: 75 DC, Up: 600 V
• Twenty 32 A output circuit breakers, 14.8 mm width, maximum cable size 16 mm²
• IP20 protection rating
• Galvanized steel enclosure in black (RAL9005)
• Working temperature range −20 °C to +55 °C, maximum +65 °C

Technical Specifications

Parameter	Value
Installation method	19-inch rack horizontal installation
Mounting accessories	M6×12 screws and M6 floating square nuts, 4 pcs each; cable tower clamps
Protection rating	IP20
Enclosure dimensions	482.6 × 200 × 45 mm (W × D × H)
Enclosure color	Black (RAL9005)
Input terminal block	125 A, maximum cable size 35 mm²
Surge protective devices	Type I, 2 pcs; Iimp = 5 kA (10/350); Uc: 75 DC; Up: 600 V
Output circuit breakers	32 A, 20 pcs; breaker width 14.8 mm; maximum cable size 16 mm²
Material	Galvanized steel
Working temperature range	−20 °C to +55 °C (maximum +65 °C)

Applications

The GDZ-125A-20 is used in 19-inch rack installations that require a bottom-mounted power distribution cabinet with a 125 A input and multiple 32 A output branches. It is suitable for rack-based equipment power distribution where Type I surge protection is required at the input.

Installation and Use

Install the cabinet horizontally in a 19-inch rack using the supplied M6×12 screws and M6 floating square nuts (4 pcs each). Cable tower clamps are included for cable management. Connect the input cable to the 125 A terminal block, observing the maximum cable size of 35 mm². Connect output cables to the 32 A circuit breakers, observing the maximum cable size of 16 mm². Ensure the working temperature remains within −20 °C to +55 °C, with a maximum of +65 °C.

Frequently Asked Questions

What is the input current rating of the GDZ-125A-20?

The input terminal block is rated 125 A and accepts cables up to 35 mm².

How many output circuit breakers does the cabinet have?

The cabinet has twenty 32 A output circuit breakers, each 14.8 mm wide and accepting cables up to 16 mm².

What type of surge protection is included?

The cabinet includes two Type I surge protective devices with Iimp = 5 kA (10/350), Uc: 75 DC, and Up: 600 V.

What is the protection rating of the enclosure?

The enclosure has an IP20 protection rating.