POTTER & BRUMFIELD KU series KUP ENCLOSED RELAY KUIP VDE 8mm COIL TO CONTACTS KUGP VDE 8mm 3mm GAP COIL TO CONTACTS KUEP 10 AMP 150VDC LOAD SWITCHING KUMP 15 AMP 277VAC File E22575 File LR15734 0435 Registration 1792 (KUIP) 0435 Registration 1792 (KUGP) License 81.12102.01

· AC coils: 6-240VAC, 50/60 Hz.  DC: 6-110VDC
· Contact arrangement up to 4PDT
· Wide selection of termination and mounting styles.
· PC terminals available.
· Push to test button and indicator lamps.
· KUEP incorporates a blow out magnet for high voltage DC switching.
· KUIP/KUGP are VDE approved.
· Complete line of sockets and DIN rail.
· Class B coil insulation.

Arrangements:   See respective ordering information table.
Materials: Fine Silver (5 Amp) silver-cadmium oxide (10 Amp).
           Gold flash available as standard.
           Gold diffused and gols alloy on special order.
Expected Mechanical Life:

CONTACT RATINGS
Material   Arrangement     UL/CSA Ratings                  Expected
                                                           Life

Fine       All             5 amps @ 28VDC or 240VAC
Silver                     80% PF, 2.5 amp tungsten
                           @ 120VAC, 1/2 amp @ 120VDC      100,000

                           1/6HP @ 120VAC, 1/3HP @
                           240VAC, 5 FLA, 15 LRA @ 
                           250VAC (FLA covered by
                           30,000 operations).

Silver-    1-2 Pole        10 amps @ 28VDC or 240VAC,
Cadmium    KUP             80% PF, 5 amp tungsten @
Oxide      KUIP            120VAC, 3A 600VAC, 1/2 amp
           KUGP            @ 120VDC.                        100,000

           KUEP            1/3HP @ 120VAC, 1/2HP @
           All KUMP        240, 480, and 600VAC, 10 FLA
                           30 LRA @ 120VAC, 5 FLA,
                           15 LRA @ 250VAC, (FLA ratings
                           covered by 30,000 operations).

           KUMP            15 amp @ 277VAC, 80% PF
                           KUM KUMP                         100,000

           3 Pole          10 amp @ 28VDC or 120VAC
           KUP             80% PF, 6 2/3 amp @ 240VAC
           KUIP            80% PF                           100,000

           4 Pole          10 amp per pole not to exceed
                           30 amp total @ 28VDC, 120VAC,
                           80% PF, 6 2/3 amp @ 240VAC,
                           80% PF                           100,000

           KUEP
           SPST-NO         10 amp @ 150VDC
           KUEP
           2PST-NO         5 amp @ 150VDC
           KUEP
           2PDT            3 amp @ 150VDC                   100,000

(All other AC ratings apply KUEP)

Voltage: From 6 to 110VDC, and 6 to 240VAC
Nominal Coil Power:
  DC Coils: 1.2W - KUP, KUIP, KUMP, 1-3 pole; KUEP, 1 pole.
  DC Coils: 1.8W - KUP, 4 pole; KUEP, 2 pole; KUGP.
  AC Coils: 2.0VA - KUP, KUIP, 1-2 pole; KUEP, 1 pole.
  AC Coils: 2.7VA - KUP, KUIP, 3 pole; KUEP, 2 pole; KUGP, KUMP.

DC Volts           1.2 Watt                   1.8 Watt
Nominal     DC Ohms +/-10%      Nom. I ma     DC Ohms +/-10%   Nom. I ma
  5            21               238              14            360
  6            32.1             187              20            300
 12           120               100              80            150
 24           472                51             320             75
 48         1,800                26.7         1,260             38
110        10,000                11           6,720             16

AC Volts           2VA                        2.7 VA
Nominal     DC Ohms +/-15%      Nom. I ma     DC Ohms +/-15%   Nom. I ma
  6             6               335               4.2          460
 12            24               168              18            230
 24            85                84              72            115
120         2,250                17.5          1,700            24
240         9,110                 8.75         7,200            12

Must-Operate Voltage:
  AC Coil: 85% of nominal voltage or less.
  DC Coil: 75% of nominal voltage or less.
Operating Time (Excluding Bounce):
  15 milliseconds, typical, at nominal voltage.
Release Time (Excluding Bounce):
  10 milliseconds, typical, at nominal voltage.

Temperature Range:
  Operating: Enclosed Relays: -45C to maximum listed in table below.
             Open Relays:  Add 15C to maximum listed.

Max C   +45C        +50C        +55C        +70C        +75C        +80C        +95C
 KUP    AC          DC          AC          DC
        3-4 pole    4 pole      1-2 pole    1-3 pole
KUIP                                        AC                      AC          DC
                                            3 pole                  1-2 pole    1-3 pole
KUGP                                        AC           DC
                                            2 pole       2 pole
KUEP    AC          DC          AC          DC
        2 pole      2 pole      1 pole      1 pole
KUMP    AC                      AC          DC
        3 pole                  1-2 pole    1-3 pole