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Switching Lamps (230Vac)
Number of lamps that can be connected per pole		  

Tech Info Dimensions

     

Incandescent Lamps

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC
60W 37 - 21 18 25 16 65 30 85 50
100W 22 - 13 10 15 10 40 20 50 30
200W 11 - 7 5 7 5 20 10 25 15
500W 4 - 3 2 3 2 8 4 10 6
1000W - - 1 0 1 1 4 2 5 3

Energy Saving Lamps

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC
7W - - 10 7 15 10 100 50 150 75
11W - - 10 7 15 10 100 50 150 75
15W - - 5 3 15 10 100 50 150 75
20W - - 3 1 10 6 70 35 100 50

Halogen Lamps

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC
200W - - 4 2 5 4 15 10 20 14
300W - - 2 1 3 2 10 7 13 9
500W - - 1 - 2 1 6 4 8 6
1000W - - - - 1 1 3 1 4 2

Low-Pressure Sodium Vapour Lamps (Uncompensated)

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63 Rated Operating
Current per Lamp (A)
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC  
35W - - 5 3 6 4 13 6 20 11 1.5
55W - - 5 3 6 4 13 6 20 11 1.5
90W - - 3 2 4 3 9 4 4 6 2.4
135W - - 2 1 3 2 6 2 9 4 3.5
180W - - 1 1 3 2 6 2 9 4 3.3

Low-Pressure Sodium Vapour Lamps (with parallel compensation)

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63 Rated Operating
Current per Lamp (A)		 Capacitor
µF
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC    
35W - - 1 1 1 1 10 6 16 7 0.31 20
55W - - 1 1 1 1 10 6 16 7 0.42 20
90W - - - - 1 - 8 4 12 5 0.63 30
135W - - - - - - 4 2 7 3 0.94 45
180W - - - - - - 4 2 7 3 1.16 40

High-Pressure Sodium Vapour Lamps (Uncompensated)

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63 Rated Operating
Current per Lamp (A)
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC  
50W - - 12 10 16 10 28 21 44 31 0.77
70W - - 10 8 13 8 22 14 34 19 1
110W - - 8 6 10 6 18 11 28 13 1.2
150W - - 6 4 7 4 12 7 19 8 1.8
250W - - 3 2 4 2 7 4 11 5 3
400W - - 2 1 3 2 5 2 7 3 4.4
1000W - - 1 - 1 - 2 1 3 2 10

High-Pressure Sodium Vapour Lamps (with parallel compensation)

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63 Rated Operating
Current per Lamp (A)		 Capacitor
µF
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC    
50W - - 3 2 3 2 22 16 33 18 0.28 8
70W - - 2 1 3 2 18 10 27 12 0.38 12
110W - - 2 1 2 1 18 10 27 12 0.53 12
150W - - 1 1 1 1 10 6 16 7 0.77 20
250W - - - - 1 - 6 3 9 4 1.25 36
400W - - - - - - 4 2 7 3 2.05 45
1000W - - - - - - 2 1 3 1 4.96 100

High-Pressure Metal Vapour and Mercury Vapour Lamps (HQL) uncompensated

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63 Rated Operating
Current per Lamp (A)
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC  
50W - - 22 17 28 18 47 42 74 49 0.6
80W - - 16 13 21 14 36 28 56 31 0.8
125W - - 12 9 15 10 25 19 39 22 1.15
250W - - 6 4 8 6 13 10 21 11 2.15
400W - - 4 2 5 3 8 6 13 9 3.25
700W - - 2 1 3 2 5 3 8 4 5.4
1000W - - 1 - 2 1 3 1 6 2 7.5

High-Pressure Metal Vapour and Mercury Vapour Lamps (HQL) (with parallel compensation)

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63 Rated Operating
Current per Lamp (A)		 Capacitor
µF
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC    
50W - - 4 3 5 3 30 18 45 21 0.27 7
80W - - 3 2 4 3 25 16 40 18 0.41 8
125W - - 3 2 3 2 20 13 33 15 0.62 10
250W - - 1 1 2 1 12 7 18 8 1.21 18
400W - - 1 - 1 - 8 5 13 6 1.93 25
700W - - - - 1 - 5 3 8 3 3.34 40
1000W - - - - - - 3 2 5 2 4.75 60

High-Pressure Metal Halide Lamps (HQI) uncompensated

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63 Rated Operating
Current per Lamp (A)
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC  
70W - - 12 9 15 10 25 19 39 23 1
150W - - 6 4 8 6 14 10 22 13 1.8
250W 8 - 4 3 5 3 8 5 13 9 3
400W 5 - 2 1 3 2 7 3 11 7 3.5
1000W - - - - - - 1 1 2 1 9.5
2000W - - - - - - 1 1 2 1 19

High-Pressure Metal Halide Lamps (HQI) (with parallel compensation)

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63 Rated Operating
Current per Lamp (A)		 Capacitor
µF
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC    
70W - - 2 1 3 2 18 10 26 12 1 12
150W 2 - 1 - 2 1 10 6 16 7 1.8 20
250W 1 - - - 1 - 6 4 10 4 3 32
400W - - - - 1 - 6 3 9 4 4.4 35
1000W - - - - - - 2 1 4 1 10.3 85

Fluorescent Lamps (uncompensated)

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63 Rated Operating
Current per Lamp (A)
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC  
18W - - 24 16 24 16 90 78 140 122 0.37
36W 30 - 17 11 20 13 65 57 95 79 0.43
58W 15 - 10 7 13 6 40 28 60 49 0.67

Fluorescent Lamps (with parallel compensation)

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63 Rated Operating
Current per Lamp (A)		 Capacitor
µF
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC    
18W - - 6 4 8 5 45 28 70 32 0.1 4.5
36W 10 - 6 4 8 5 45 28 70 32 0.21 4.5
58W 7 - 4 3 5 3 25 18 43 21 0.32 7

Fluorescent Lamps (connected in pairs)

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63 Rated Operating
Current per Lamp (A)
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC  
18W - - 2x22 2x14 2x48 2x32 2x100 2x78 2x150 2x136 2x0.11
36W - - 2x17 2x12 2x24 2x16 2x65 2x53 2x95 2x79 2x0.21
58W - - 2x10 2x4 2x15 2x10 2x40 2x28 2x60 2x53 2x0.32

Fluorescent Lamps (with electronic ballasts)

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63 Rated Operating
Current per Lamp (A)		 Capacitor
µF
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC    
1x18W - - 22 11 30 10 60 19 80 22 0.1 6.8
1x36W - - 12 9 16 9 30 19 42 22 0.18 6.8
1x58W - - 8 8 12 8 22 13 30 15 0.27 10
2x18W - - 23 8 32 8 40 13 48 15 0.18 10
2x36W - - 12 8 16 8 20 13 26 15 0.35 10
2x58W - - 7 3 10 4 10 5 18 6 0.52 22

DC Operation (3 poles in series)

  ESIS 21 ESIS 20 ESIS 24 ESIS 40 ESIS 63
  20A 20A 24A 40A 63A
  NO NC NO NC NO NC NO NC NO NC
1x18W - - 15 11 25 19 50 42 75 61
1x36W - - 8 5 14 10 30 23 40 33
1x58W - - 3 1 9 6 16 11 25 19
2x18W - - 2x5 2x3 2x12 2x9 2x25 2x20 2x38 2x32
2x36W - - 2x3 2x2 2x6 2x4 2x15 2x11 2x20 2x14
2x58W - - 2x2 2x1 2x4 2x2 2x8 2x5 2012 2x8

All specified values may vary considerably depending on lamp manufacturer