Technical Data Bulletin
Table Of Contents
- Enclosed Safety Switches
- Catalog Number Description
- General Duty Safety Switches
- Catalog Number Description
- Heavy Duty Safety Switches
- Product Description
- Enclosures
- Special Application Enclosures
- Accessories
- Rainproof Bolt-On Hubs
- Watertight Hubs
- Solid Neutral Assemblies HDSS
- Equipment Grounding Kits
- Cover Viewing Window
- Electrical Interlock Kits HDSS
- Class R Fuse Kits
- Fuse Puller Kits
- Copper Lug Kits
- Double Lug Kits
- Compression Lug Kits: 800 A and 1200 A Safety Switches
- Key Interlock System
- Lock-Off Guard Kits
- Lock-ON Provisions
- Internal Barrier Kits
- Special Paint
- Voltage Monitors
- Phenolic Legend Plate
- Switch Lubricant
- General Information
Class 3100 Heavy Duty Safety Switches
Enclosures
NEMA Type 1 NEMA Type 3R
NEMA Type 4/4X/5 Stainless Steel
NEMA Type 12 NEMA Type 4X Fiberglass
Reinforced Polyester
NEMA Type 7/9
• NEMA Type 1 general purpose, indoor (ANSI-49 grey paint on cold rolled steel)
◦ Knockouts standard on 30–200 A enclosures; top, bottom and sidewalls
• NEMA Type 3R rainproof, outdoor (ANSI-49 grey paint on galvanneal steel)
◦ Knockouts standard on 30–200 A enclosures; bottom and sidewalls
• NEMA Type 4/4X/5 indoor or outdoor, watertight, dust-tight, and corrosion-
resistant (NEMA Type 304 or NEMA Type 316 stainless steel)
• NEMA Type 4X indoor or outdoor, watertight and dust-tight, and corrosion-
resistant (fiberglass reinforced polyester)
• NEMA Type 7/9 hazardous locations as defined in NEC
®
Article 500 (copper free
cast aluminum):
◦ Class I, Divisions 1 and 2, Groups C and D
◦ Class II, Divisions 1 and 2, Groups E, F and G
◦ Class III, Divisions 1 and 2
• NEMA Type 12 and 12K indoor, dust-tight, and drip-tight (ANSI-49 grey paint on
galvanneal steel)
◦ NEMA Type 12 has no knockouts (also suitable for NEMA Type 3R outdoor
use)
◦ NEMA Type 12K provided with knockouts 30–200 A enclosures; top, bottom
and sidewalls
22 3100CT1602