Contactors Photovoltaic
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single pole overcurrent relay (K-) ERb /(K-) ERs

thermal overload relay ERb:

bimetal pack heated up by current

bending of bimetal pack depends on current and time

3 sizes (for screw M5 / M8 / M12)

output: switch over contact: AC-15 230 V 0.2/1.6A

with ERs in series possible

K-ERb 1 6 - 10 A

K-ERb 1 10- 16 A

K-ERb 1 16 - 25 A

K-ERb 2 25 - 40 A

K-ERb 2 40 - 63 A

K-ERb 2 63 - 10 A

K-ERb 2 100 - 160 A

K-ERb 3 160 - 250 A

K-ERb 3 250 - 400 A

K-ERb 3 400 - 630 A

electromagnetic overload relay ERs:

3 sizes (for screw M5 / M8 / M12)

output: switch over contact: AC-15 230 V 0.2/1.6A

with ERb in series possible

K-ERs 1 15 - 30 A

K-ERs 1 25- 50 A

K-ERs 1 40 - 80 A

K-ERs 2 64 - 128 A

K-ERs 2 100 - 200 A

K-ERs 2 160  - 320 A

K-ERs 2 250 - 500 A

K-ERs 3 400 - 800 A

K-ERs 3 650 - 1300 A

K-ERs 3 1000 - 2000 A

K-ERs 3 1600 - 3200 A

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