Page 28 - OTDC Switch

28 SWITCH-DISCONNECTORS OTDC AND OTDCP

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Technical data
OTDC S1.0-Series IEC and UL

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Technical data according to IEC 60947 for switch-disconnectors OTDC100…250E_
Switch size OTDC100E OTDC160E OTDC200E OTDC250E
Rated insulation voltage Ui Pollution degree 3 V 1500 1500 1500 1500
Rated impulse withstand voltage kV 12 12 12 12
Rated thermal current Ith 2) In open air, normal conditions ¹) A 100 160 200 250
In enclosure 40°C A 96 154 193 241
— In enclosure 50°C A 89 142 177 222
OTDC100...250E/U_
In enclosure 60°C A 80 128 160 200
...with cable or bar cross section Cu mm² 35 70 95 120
Rated operational current DC-21B, 1000V 1 circuit 2P (1P+, 1P-) A 100 160 200 250
poles in series 2 circuits 4P (2P+, 2P-) A 100 160 200 250
3 circuits 6P (3P+, 3P-) A 100 160 200
Rated short-time withstand R.M.S. -value Icw 1s kA 5 5 5 5
current, 1000V 0.1s kA 10 10 10 10
Power loss / pole At rated current W 2 4 6 9,5
Terminal bolt size Metric thread diameter x length mm M8x25 M8x25 M8x25 M8x25
Terminal tightening torque Counter torque required Nm 15…22 15…22 15…22 15…22
Operating torque 2P/4P/6P Nm 5…8 5…8 5…8 5…8
1) Normal conditions defined in IEC 60947-1, section 6.1.
2) Ambient max. average 24h.

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Technical data in accordance to UL98B for photovoltaic disconnect switches OTDC100…200U_
Suitable for use In photovoltaic systems in accordance with article 690 of the NEC.
Switch size OTDC100U OTDC200U
UL Listed Standard UL98B UL98B
Rated ambient temperature °C -20…+50 -20…+50
Rated current 1000V 1 circuit 2P (1P+, 1P-) A 100 200
2 circuits 4P (2P+, 2P-) A 100 200
3 circuits 6P (3P+, 3P-) A 100 200
Short circuit rating 1000V kA 10 10
Protection type
Circuit breaker Circuit breaker
Mechanical lug OZXA200 OZXA200
Wire range Cu/Al AWG 4-300MCM AWG 4-300MCM
Tightening torque lb-in. 200 200
Technical data according to IEC 60947 See IEC table for type OTDC160E OTDC250E