DMJ5 Horizontal Busbar Insulator

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DMJ5 Horizontal Busbar Insulator

For top‑mounted horizontal busbar installation

DMJ5 Series Horizontal Busbar Insulator Support are designed for top‑mounted horizontal busbars in low voltage switchgear.. Manufactured from flame‑retardant PC (polycarbonate) ，they provide secure fixing and insulation for main busbars in single‑row, double‑row, triple‑row, and four‑row configurations. Each busbar insulator support assembly includes an insulating tube, main busbar insulator support, main bus support, and M10 bolts for reliable mounting.

Available in multiple row configurations to suit different current ratings and short‑circuit withstand requirements.

Product Details

Top‑mounted horizontal busbar installation – Optimized for overhead busbar systems
Multiple row configurations – Single (reference), double, triple, and four‑row available
Insulating tube included – Provides additional creepage distance and insulation
Complete assembly – Main busbar insulator support + main bus support + M10 bolts
Comb‑type option – DTL‑2.10005 for four‑row comb‑type busbar frame (8mm busbar thickness)
Flame‑retardant material – High‑strength insulating material (UL 94 V‑0)

Model No.	Description	Number of Rows	Application
DMJ5‑3	Horizontal busbar insulator support	3 rows (triple)	Three‑phase busbar mounting
DMJ5.007	Double‑row busbar insulator support	2 rows	Compact double‑busbar per phase
DMJ5.001	Triple‑row busbar insulator support	3 rows	High‑current triple‑busbar per phase
DMJ5.008	Four‑row busbar insulator support	4 rows	Four‑row busbar arrangement

Parameter	Value
Material	Flame‑retardant PC (Polycarbonate)
Flame rating	UL 94 V‑0
Busbar thickness compatibility	Standard: 6–10 mm (DTL‑2.10005: 8mm)
Mounting hardware	M10 bolts (included)
Application	Top‑mounted horizontal busbar
Insulating tube	Included in assembly