Trapped Key Interlock Switches

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Rotary Switch

Introduction Specifications Product Selection Accessories Approximate Dimensions Typical Wiring
Product Selection

Type Contact Type Current Accuracy Cat. No.
Click to enlarge - 440T-MRKSE10_Table Row Head 4 N.O. 20 A 440T-MRKSE10¬ 
2 N.O. & 2 N.C. 20 A 440T-MRKSE11¬ 
4 N.O. 32 A 440T-MRKSE12¬ 
4 N.O. 63 A 440T-MRKSE13¬ 
3 N.O. & 1 N.O. 3 N.O. 100 A and 1 N.O. 20 A 440T-MRKSE14¬ 
Enclosure Mounted (RKS only) 8 N.O. 20 A 440T-MRKSE16¬ 
Mild Steel Enclosure Mounted (RKS only) 3 N.O. + Neutral 200 A 440T-MRKSE21¬ 
3 N.O. 400 A 440T-MRKSE22¬ 
Click to enlarge - 440T-MRPSE1#_Table Row Head 4 N.O. 20 A 440T-MRPSE10¬ 
2 N.O. & 2 N.C. 20 A 440T-MRPSE11¬ 
4 N.O. 32 A 440T-MRPSE12¬ 
4 N.O. 63 A 440T-MRPSE13¬ 
3 N.O. & 1 N.O. 3 N.O. 100 A and 1 N.O. 20 A 440T-MRPSE14¬ 
8 N.O. 20 A 440T-MRPSE16¬ 
3 N.O. & 3 N.C. 20 A 440T-MRPSE18¬ 
Panel Mounted 4 N.O. 40 A 440T-MRPSE20¬ 
 
¬ Substitute the desired primary code for this symbol (key not included). See Key Coding.

  Type Number of Keys Contact Type Current Accuracy Cat. No.
Isolator on First Key Out
Click to enlarge - LargePanel4Locks_4c Dual key isolator 2 keys out 4 N.O. 20 A 440T-MMRSE10¬ ¬ 
2 N.O. & 2 N.C. 20 A 440T-MMRSE11¬ ¬ 
4 N.O. 32 A 440T-MMRSE12¬ ¬ 
4 N.O. 63 A 440T-MMRSE13¬ ¬ 
Triple key isolator 3 keys out 4 N.O. 20 A 440T-MMRSE20¬ ¬ ¬ 
2 N.O. & 2 N.C. 20 A 440T-MMRSE21¬ ¬ ¬ 
4 N.O. 32 A 440T-MMRSE22¬ ¬ ¬ 
4 N.O. 63 A 440T-MMRSE23¬ ¬ ¬ 
Quad key isolator 4 keys out 4 N.O. 20 A 440T-MMRSE30¬ ¬ ¬ ¬ 
2 N.O. & 2 N.C. 20 A 440T-MMRSE31¬ ¬ ¬ ¬ 
4 N.O. 32 A 440T-MMRSE32¬ ¬ ¬ ¬ 
4 N.O. 63 A 440T-MMRSE33¬ ¬ ¬ ¬ 
Click to enlarge - 440T-MMRXE10_product Dual key exchange isolator 1 key in/ 1 key out 4 N.O. 20 A 440T-MMRXE10¬ Ä
2 N.O. & 2 N.C. 20 A 440T-MMRXE11¬ Ä
4 N.O. 32 A 440T-MMRXE12¬ Ä
4 N.O. 63 A 440T-MMRXE13¬ Ä
Triple key exchange isolator 1 key in/ 2 key out 4 N.O. 20 A 440T-MMRXE20¬ ÄÄ
2 N.O. & 2 N.C. 20 A 440T-MMRXE21¬ ÄÄ
4 N.O. 32 A 440T-MMRXE22¬ ÄÄ
4 N.O. 63 A 440T-MMRXE23¬ ÄÄ
Quad key exchange isolator 1 key in/ 3 key out 4 N.O. 20 A 440T-MMRXE30¬ ÄÄÄ
2 N.O. & 2 N.C. 20 A 440T-MMRXE31¬ ÄÄÄ
4 N.O. 32 A 440T-MMRXE32¬ ÄÄÄ
4 N.O. 63 A 440T-MMRXE33¬ ÄÄÄ
    
¬ Substitute the desired primary code for this symbol (key not included). See Key Coding.
Ä Substitute the desired secondary code for this symbol (key included). See Key Coding.