E3
E3
Southco’s E3 VISE ACTION® Compression Latches are designed for versatile and simple use, providing a mechanical advantage for secure, vibration-resistant door closure. They offer environmental sealing against water and dust while allowing easy access with various security options. The latch operates with a smooth, continuous half-turn motion that aligns the cam behind the frame and draws it tight.
- Environmental Sealing: Ensures consistent compression to seal out water and dust.
- Vibration Resistant: Reduces noise and rattles caused by vibration.
- Secure Access: Offers multiple tool and key access styles to restrict unauthorized access.
- Simple Operation: Features easy-to-grip knob and handle-actuated styles for quick access.
- Customizable: Available in various shapes and sizes to fit different door/panel thicknesses.
- Material: Zinc, stainless steel, aluminum.
- Finish: Options include powder coating, chrome plating, anodizing, passivation, and electropolishing.
- Compliance: Meets standards such as NEMA4, IP65/69K, UL, EN 44545-3, DIN EN 1672-2, DIN EN61373.
- Performance: Provides compression of 6.4 mm (.25 in), with a maximum static load for adjustable grip at 450 N (100 lbf) and fixed grip at 300 N (67 lbf).
- Recommended tightening torque for the mounting nut is 20 N·m (176 in·lbf).
- Adjustable Grip: Position cam for comfortable hand operation.
- Fixed Grip: Mounting screw torque is 10 N·m (88 in·lbf).
- Available in fixed and adjustable grips.
- Various head styles including T-handle, wing knob, and standard knob.
- Rotation options: Type A (clockwise to latch) and Type B (counter-clockwise to latch).
- Optional flange gasket for enhanced sealing (part number E5-17).
- Keys and accessories are available for additional security options.
The document specifies materials such as carbon steel with black powder coating for the main latch body, galvanized steel, stainless steel 304, neoprene for flange gaskets, zinc-plated steel for spur washers, and thermoplastic elastomer for sealing covers.
Formulas are provided for calculating the Total Grip of latches, involving adjustments for cup depth, frame thickness, and compressed gasket. Specific depths are provided for different head styles.
Detailed dimensions are provided in both millimeters and inches for various components, including latch installation hole sizes and padlock brackets. Adjustment formulas for door thickness when using different accessories are also included.
The document lists various accessories for the E3 VISE ACTION® Compression Latch, including flange gaskets, spur washers, sealing covers, padlock brackets, pull tabs, and sleeve nuts, with specific material and finish details and part numbers for ordering.
Different key styles are available, including tool-operated, tubular, and flat keys, made from materials such as zinc with bright nickel plating and black nylon. Part numbers are provided for ordering single or paired keys.
Includes notes on component compatibility with specific latch styles and recommendations for installation, such as using spur washers for low-density materials.
Catalog excerpts
E3 VISE ACTION ® Compression Latch Versatility and simplicity in action Southco’s VISE ACTION® Compression Latches provide mechanical advantage, ensuring tight, vibration resistant door closure to seal out water and dust, while allowing easy access with a choice of key and tool security options. The smooth operation of the VISE ACTION® design aligns the cam behind the frame and draws it up tight with a single continuous half-turn motion. Environmental Sealing Provides consistent compression to seal out water and dust Vibration Resistant Helps reduce or eliminate noise and rattles caused by vibration Secure Access Many tool and key access styles restrict access and discourage vandalism Simple Operation Continuous half-turn motion aligns the cam and pulls the latch tight User Friendly Easy-to-grip knob and handle-actuated styles for quick, simple access Customizable Variety of shapes and sizes to accommodate different door/panel thickness Dimensions in millimeters (inch) unless otherwise stat
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Technical Specifications Available Options Material Zinc, stainless steel, aluminum Finish Powder coating, chrome plating, anodizing, passivation, electropolishing Head Height Fixed, adjustable Size Small (13.5mm mounting hole), large (19.1mm mounting hole) Housing Length Rotation Turn clockwise to latch, turn counter-clockwise to latch Access Restriction None, tool, key locking, padlockable Compression Cam Length Mounting Hole First 90 0 turn: Cam rotates behind frame The door is now latched against opening Completing the half-turn motion, the shaft and cam compress to pull the door against...
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E3 VISE ACTION ® Compression Latch Zinc housing · Tool or hand operated Fixed or adjustable grip · 19.1mm size FIXED GRIP • Consistent pre-set compression • Tool operated for security Door thickness Material and Finish Zinc alloy, powder coated or chrome plated and steel, zinc plated G Grip (measured in latched position) 18 (.76) Max. (door plus flange gasket) Frame ADJUSTABLE GRIP Flange gasket Performance Details Compression: 6.4 mm (.25 in) Maximum static load: Adjustable Grip: 450 N (100 lbf) Fixed Grip: 300 N (67lbf) Sealing Notes NEMA 4 and IP65 enabled by using optional flange gasket (part...
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Latch Installation Method Optional gasket With cam unassembled Optional gasket Part Number Selection F Finish 1 Chrome plated 5 Black powder coated 7 Silver powder coated T-handle, non-locking Standard knob T-handle, key-locking Slotted recess Railway standard Bellcore electronics Wing knob, non-locking Wing knob, key-locking, keyed CH751 Wing knob, key-locking, shuttered, keyed R001 Wing knob, without lock core FIXED GRIP ADJUSTABLE GRIP Latch assembled Turn clockwise to latch Latch unassembled Turn clockwise to latch Latch assembled Turn counter-clockwise to latch Latch unassembled Turn counter-clockwise...
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E3 VISE ACTION ® Compression Latch Zinc housing · Tool operated Compact · Fixed or adjustable grip · 19.1mm size • Minimal panel intrusion • Consistent pre-set compression • Tool operated for security • EN 45545-3 E10 Compliant Material and Finish Zinc alloy, powder coated or chrome plated and steel, zinc plated Performance Details Compression: 6.4 mm (.25 in) Maximum static load: Adjustable Grip: 450N (100 lbf) Fixed Grip: 300N (67lbf) FIXED GRIP Door thickness 18 (.76) Max. (door plus flange gasket) Frame G Grip (measured in latched position) Installation Notes Recommended tightening torque...
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Part Number Selection FIXED GRIP ADJUSTABLE GRIP F Finish 1 Chrome plated 5 Black powder coated 7 Silver powder coated Railway standard Rotation Option Type A: Turn clockwise to latch Type B: Turn counter-clockwise to latch TurnLatch clockwise Turn counter-clockwise Latch to latch to latch unassembled unassembled TurnLatch clockwise Turn counter-clockwise Latch to latch to latch unassembled unassembled Cam Part Number (order separately from latch) Grip Part Number Part Number Minimum Grip Maximum Grip Deep offset cam, forward Deep offset cam, reversed Part Number See table Order latch and cam...
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E3 VISE ACTION ® Compression Latch Zinc housing · Tool or hand operated Adjustable grip · 13.5mm size • Reduced dimensions (measured in latched position) • Consistent pre-set compression • Easy grip adjustment • Tool operated for security • EN 45545-3 E10 Compliant Material and Finish Zinc alloy, powder coated or chrome plated and steel, zinc plated Knob aligns with cam when fully latched Flange gasket 0.4 (.02) compressed (order separately) Performance Details Compression: 4.3 mm (.17 in) Maximum static load: 330 N (75 lbf) Housing Mounting nut 5/8-24 thread Lockwasher Door thickness 13 (.50)...
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E3 VISE ACTION ® Compression Latch Zinc housing · Tool or hand operated Three hole mount · Adjustable grip · 19.1mm size (measured in latched position) 750 • F or thick panel or soft material • Consistent pre-set compression • Easy grip adjustment • Simplified round hole prep • Tool operated for security Straight cam Offset cam reversed Deep offset cam reversed Lockwasher (2) M10 lock nuts (2) M4 x 0.7 screws (supplied) 6.4 (.25) Compression Zinc alloy, powder coated or chrome plated and steel, zinc plated Door thickness 4 (.16) Maximum Performance Details ACTUAL SIZE Compression: 6.4 mm (.25...
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E3 VISE ACTION ® Compression Latch Zinc housing · Tool operated Flush · Fixed grip · 19.1mm size • C ompletely flush outer surface • Consistent pre-set compression • Designed for thicker panels such as wood • Tool operated for security Outer door thickness Mounting screw Performance Details Compression: 6.4 mm (.25 in) Maximum static load: 300 N (67 lbf) Installation Notes Mounting Washer Offset (see next page) Mounting screws (M4 or No. 8 not supplied) Mounting nut 1. Insert the latch through the rear of the door. Place the mounting washer then the mounting nut onto the latch. Keys & Accessories...
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