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