Appleton® N1DC75-3MS Intraground™ N1 Explosionproof Feed-Through Manual Motor Starter, 3 Poles, NEMA 3/4X/7CD/12 Enclosure
Hazardous Location Motor Starters
395968
MFG #: N1DC75-3MS
Appleton™
1304.34000
/ ea
Appleton™ explosionproof, Intraground™ N1 Series manual motor starters contain any arcing within the enclosure for safe manual starting of small AC or DC motors in hazardous locations exposed to flammable vapors, gases or combustible dust. Housed in a highly corrosion resistant, nonmetallic enclosure, these motor starters are designed for use in areas where hazardous materials are handled or stored.
- Features
| Non-metallic construction with metal imbedded grounding grid |
| No need to install special wires and parts for grounding |
| Special grounding wire furnished with each box provides safe grounding when cover is removed |
| Unique labyrinth path construction assures flame tight joint between body and cover |
| Silicone gasket, specially designed for the labyrinth path joint, prevents entrance of moisture without interfering with the venting of cooled hazardous gases and vapors |
| High strength thermoplastic polyetherimide, together with thick walls (5/16 in) and sound structural design (rounded corners) provides superior resistance to impact and crushing |
| Excellent resistance to ultraviolet light and water |
| Excellent resistance to attack by fungi and mold |
| Excellent conduit connection strength |
| Superior flammability resistance |
| Typical mechanical properties of 24500 psi tensile strength, 3% elongation at break, 33000 psi flexural strength and 1200000 psi flexural modulus |
| Without overload protection |
| Typical mechanical properties of 24500 psi tensile strength, 3% elongation at break, 33000 psi flexural strength and 1200000 psi flexural modulus |
| Not suitable for ethylene dichloride and partially halogenated hydrocarbons, sealing fittings must be field installed adjacent to enclosure on all conduit runs |
| With sealing fittings installed at each conduit entrance |
| The N1 series enclosures withstood a hydrostatic test of four times the maximum internal explosion pressure that could be developed from a gas or vapor explosion |
| Listed for use in class I, Groups C and D, Division 1 and 2 atmospheres, such as diethyl ether, methyl ethyl keytone, acetone, toluene, number 3 fuel oil, ammonium hydroxide (20%), benzene, regular unleaded gas, ethyl acetate, hexane and methanol |
| 1/2 or 3/4 in hub |
| 30% glass reinforced thermoplastic polyetherimide material |
| 3 hp at 120 VAC, 7.5 hp at 240 Vac, 15 hp at 480/600 VAC |