Safety switch are heavy duty models intended for use in industrial rugged area where reliable service and maintenance free are required with fault current higher than 10 KA. Application: 4 6 pole Switches are commonly used as a disconnecting means for two speed, two-winding motors. Fused switches provide both over current and short circuit protection. Non-fusible switches normally provide a local disconnection means for two speed motors which are remote from their motor controller. 4 pole switches are also used in 3-phase, 4-wire circuits when a switching neutral is required. All 4 6 pole switches are service entrance rated. Description: 4 6 pole switches are available in 30-200A ratings and in both fusible and non-fusible versions. 4-pole switches are supplied with either Type 1 or Type12/3R enclosures. 6-pole switches are available with either Type 12/3R or Type 4X stainless steel enclosures. Standards: UL CUL listed under file #E4776. Meets UL98 for enclosed switches. 4 6 Pole switches are suitable for use as service entrance. Meets NEMA Standard KS-1 for enclosed switches. Meets NEC wire bending space requirements. Features: Visible blade, double break switching. Action. Highly visible ON/OFF indication. Defeat able dual cover interlock. Padlock option in OFF position. All copper current carrying parts. Tangential knockouts (Type 1, 4-pole switches).