Mersen 3G-OTH-22756 — Technical Specifications

Name: Mersen 3G-OTH-22756 MERSEN Surge Protection Device: Single Phase, 277V AC, 1 Poles, 2 Wires, L-N, 320 V AC, 600V (L-N) (MPN STP277P07M). Key specifications — Voltage: 277V AC; Number of Wires: 2 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 320 V AC; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Includes: Form C Dry Contact.
Brand: Mersen

The MERSEN STP277P07M is a single-phase, DIN-rail internal-mount surge protective device (SPD) rated for 277V AC with a 200kA short-circuit current rating. It provides L-N mode protection with a voltage protection rating of 600V (L-N) and a maximum continuous operating voltage of 320 V AC. This 2-wire, 1-pole unit includes a Form C dry contact and features a polyethylene terephthalate enclosure.

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Technical Specifications

Parameter	Value
AC	277V
Type	L-N, 600V (L-N)
Brand	MERSEN
Poles	1
Wires	2
Voltage	277V AC
Includes	Form C Dry Contact
Filtering	No
Mounting Style	DIN-Rail
Number Of Wires	2 Wires
Enclosure Material	Polyethylene Terephthalate
Modes Of Protection	L-N
Manufacturer Part Number	STP277P07M
Voltage Protection Rating	600V (L-N)
Short Circuit Current Rating	200kA
Max. Continuing Operating Voltage	320 V AC