The Schneider Electric Harmony WATSN25/4A is a watertight, 4-pole, 25A switch-disconnector from the Harmony range. Designed for demanding industrial, marine, and outdoor environments, it provides safe isolation, manual switching, and emergency switching of electrical circuits. The enclosure offers high protection against dust and water ingress.
Parameters:
Parameter Value / Description
Product Series Harmony WATSN (Watertight Switch, Normal duty)
Rated Operational Current (Ie) 25 A
Utilization Category AC-22A (For switching of mixed resistive and inductive loads, including moderate motor loads). Can make and break current under load.
Number of Poles (Main) 4 (L1, L2, L3, N)
Auxiliary Contacts 4 (As denoted by /4A). Typically 2 NO + 2 NC or similar configuration for remote position signaling.
Rated Operational Voltage (Ue) Up to 690 V AC
Rated Insulation Voltage (Ui) 690 V
Protection Rating (IP) IP65 (Dust-tight and protected against water jets from any direction) when closed. IP66 optional.
Enclosure Material Polycarbonate (PC) – High impact and UV resistance.
Mounting Surface mounting.
Actuation Manual rotary handle. Handle is often removable for locking in OFF position.
Position Indication Clear "O" (OFF) and "I" (ON) markings, plus a visible contact position indicator.
Mechanical Life ≥ 50,000 operations
Electrical Life ≥ 10,000 operations at rated current
Standards IEC/EN 60947-1 and IEC/EN 60947-3
Ambient Temperature -25°C to +60°C