Mersen M633DM UL508 Switch 600VAC Non-Fused 63A 3-Pole Panel Mount
Alternate Item Number: M633DM
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Contact for Pricing
Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.
Overview
- UL 508 listed, 600VAC, 63A, 3-Pole Non-Fused Disconnect Switch
- Suitable for motor disconnects up to 40hp
- Compact and robust design with door mounting (DM)
- Double-break, silver-plated contacts for reliable operation
- Padlockable for safety and compatible with various handles and accessories
Specifications
AC Voltage Rating | 600 V |
Amperage Rating | 63 A |
Application | Line-of-sight disconnect Electrical isolation Branch-circuit switch Motor disconnect |
Brand Name | Mersen |
Connection | Box |
Current Rating | 63A |
Maximum Operating Temperature | 40 C |
Maximum Operating Temperature | 40 °C |
Minimum Operating Temperature | -5 °C |
Minimum Operating Temperature | -5 C |
Mounting Type | Panel Mount |
Mounting Type | DIN-rail, base, or door-mounting |
Number Of Poles | 3 |
Poles | 3 |
Series | M633 |
Size | 2.56 x 2.85 x 2.72 in |
Size | 65.024 x 72.39 x 69.088 mm |
Special Features | Compact Robust DIN-rail, base, or door mounting Choice of handles and shafts Padlockable Side-mount auxiliary contacts and additional poles Double-break, silver-plated, contacts |
Standard | UL 508 listed E196672 IEC 60947-3 |
Type | UL 508 |
Voltage Rating | 600VAC |
Package Dimensions (L x W x H) | 2.56 in x 2.85 in x 2.72 in |
Package Dimensions (L x W x H) | 65.024 mm x 72.39 mm x 69.088 mm |
Package Weight (Imperial) | 0.610 lb |
Package Weight (Metric) | 0.277 kg |
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Frequently Asked Questions
What is the maximum operating voltage for the M403 switch?
The M403 switch has a maximum operating voltage of 600V AC.
What is the general purpose amp rating for the M403?
The M403 has a general purpose amp rating of 40A at -40° to 40°C.
What is the maximum horsepower rating for the M403 at 480V?
The M403 has a maximum horsepower rating of 20 HP at 480V.
What wire range is suitable for the M403 terminals?
The M403 terminals are suitable for 14-4 AWG wire.
What is the terminal tightening torque for the M403?
The terminal tightening torque for the M403 is 18 lb. in.
What is the rated operational current for AC-21A up to 415V for M403?
The M403 has a rated operational current of 40A for AC-21A up to 415V.
What is the rated operational power for AC-23A at 400-415V for M403?
The M403 has a rated operational power of 11 kW for AC-23A at 400-415V.
What is the rated breaking capacity for AC-23A at 440V for M403?
The M403 has a rated breaking capacity of 184A for AC-23A at 440V.
What is the rated capacitor power for M403 at 400-415V?
The M403 has a rated capacitor power of 15 kVAr at 400-415V.
What is the power loss per pole for the M403 at rated current?
The power loss per pole for the M403 at rated operational current is 1.6W.
Frequently Asked Questions about Mersen
What industries and applications are Mersen products used for?
Mersen products are used across diverse industrial sectors including solar power, electric vehicles, buildings/construction, industrial automation, power distribution, HVAC, elevators, telecommunications, and specialty manufacturing. Key application areas include circuit protection, surge protection, battery module protection, electrical safety systems, and power management for residential, commercial, and utility-scale installations.
What are the main product lines offered by Mersen?
Mersen offers five primary electrical power product lines: IEC and UL/CSA Fuses and Fusegear, Surge Protection, Low Voltage Disconnect Switches, Power Distribution Blocks, and Engineered Solutions. Their comprehensive range includes specialized components like high-speed fuses, modular fuse holders, surge arresters, and custom-engineered electrical protection systems for industrial and power management applications.
What are the key features of Mersen products?
Mersen products feature advanced electrical protection and power management solutions with key characteristics including finger-safe design, compact modularity, and high-performance safety features. Their product lines span electrical power components like fuses, surge protection, power distribution blocks, and specialized solutions for industrial, solar, and building applications. Critical features include UL/CSA approvals, high short-circuit current ratings, and innovative technologies like the Fuse Control™ program that minimize electrical risks and optimize system performance.
What environmental ratings do Mersen products have?
Mersen products meet rigorous environmental ratings across multiple standards, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13, CSA Type 1, 2, 3, 4, 4X, 12, and 13, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13. They feature IEC 60529 IP66 protection, with enhanced UV inhibitors for outdoor weathering and operating temperatures ranging from -40°C to 130°C (-40°F to 266°F). These ratings ensure superior protection in wet, corrosive, and challenging industrial environments.
What accessories are available for Mersen products?
Mersen offers multiple accessories for their fuse blocks and systems, including safety pullers (DFC3M and DFC3LP), DIN-rail adapters (DRM), bus bars, auxiliary contacts, and specialized mounting hardware. Key accessories include the DFC3M safety puller for 1-1/2" x 13/32" midget or Class CC fuses, the DRM adapter for mounting 303 series fuse blocks on DIN-rail, and UltraSafe fuse module accessories like bus bars and auxiliary contacts that enable module interconnection and monitoring.
How are Mersen products typically installed?
Mersen products are typically installed in electrical distribution systems, control panels, and industrial automation environments using multiple mounting options. These include service entrance panel mounting, distribution panel installation, control panel DIN rail mounting, and custom engineered solutions like Fused Coordination Panelboards. Installation depends on the specific product type, such as fuses, surge protective devices, or switches, and is designed to provide electrical protection and circuit safety in various industrial and commercial applications.
What certifications and standards do Mersen products comply with?
Mersen products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Our products meet rigorous safety and performance standards for industrial applications across North America, China, Russia, and other global markets, ensuring compliance and reliability in electrical power and advanced materials solutions.
What technical support does Mersen offer?
Mersen provides comprehensive technical support through multiple channels, including technical experts located in your time zone who can assist with product selection, application guidance, and troubleshooting. Their Fuse Control™ program offers a free Fuse Inventory Audit & Analysis, and customers can access technical resources through their sales representatives and online platform ep.mersen.com.