Multi 9™ Supplementary Protectors
The Multi 9 supplementary protector line from Merlin-Gerin is a modular system of supplementary protectors, accessories and installation equipment that makes up the most complete product offering in its class. These UL1077 Recognized supplementary protectors provide overcurrent protection in applications where branch circuit protection is either already provided or is not required.

Features and Benefits

• 0.5 to 63 Amps at 480Y/277 VAC
• Up to 10k AIR
• 1-, 2-, and 3-pole versions
• Common tripping of all poles
• B-curve (between 3 and 5 In), C-curve (between 7 and 10 In), (D-curve between 10 and 14 In)
• Current limiting capability is standard
• Full line of accessories
• Only 18 mm width per pole (approx. 3/4 inch)
• Flush, surface, or DIN rail mountable
• UL1077, IEC 60947-2, and CE Marked

New accessories with UL ratings include the following:

Comb Bus Bars
UL Recognized comb bus bars for UL 1077 supplementary protectors simplify wiring. They are available in 1-, 2-, and 3-phase versions. They are fixed length of 12 poles and cannot be cut. (A wide variety of IEC rated comb bus bars is also available.)

Tooth Caps
Tooth Caps for the unused teeth of the Comb Bus Bar are also available. They come in bags of four strips of five (for a total of 20 poles), but can be snapped apart to be used individually.

Ring Tongue Terminal Kit
A field-installable kit provides isolation barriers and ring terminals to convert a standard box lug UL1077 C60N Multi 9 supplementary protector.

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