Kraus & Naimer KG41B T203/09 VE Emergency Stop Main Switch, 3-Pole, 40 A, 64 x 64 mm Front Plate
- Brand: Kraus & Naimer
- SKU: KG41B T203/09 VE
- GTIN: 9004257001095
- MPN: KG41B T203/09 VE
- Model: 40 A
- Price: 4270.26 TRY + VAT · incl. VAT 5124.31 TRY
- Availability: Made to order
- Load Break Switches
- Kraus & Naimer Load Break Switches
- Selection guide: What Is a Load Break Switch? Types and Selection Criteria
Kraus & Naimer KG41B T203/09 VE is a 40 A (Ith), 3-pole emergency stop main switch (red handle, yellow front plate); base mounting with door clutch, 64 x 64 mm escutcheon plate, IP66/67. Ratings: rated insulation voltage Ui 690 V, impulse withstand voltage Uimp 6 kV, AC-21A 40 A, three-phase motor rating at 380–440 V: AC-3 11 kW, AC-23A 15 kW, breaking capacity 300 / 300 / 150 A (220–240 / 380–440 / 660–690 V), maximum fuse 50 A gG, short-time withstand current 500 A (1 s). Connection: flexible conductors 2.5–10 mm², solid or stranded conductors 1.5–16 mm², terminal tightening torque 1.8 Nm. Versions with door clutch are also supplied with a padlock device. The KG and C316 series switches exceed the requirements of IEC 60947-3 / EN 60947-3 (VDE 0660 part 107), IEC/EN 60204 and VDE 0113 and are used as switch disconnectors, main switches and maintenance switches.
| Number of Poles | 3P |
|---|---|
| Rated Current | 40 A |
| Mounting Type | VE taban montajı, kapı kavramalı |
| IP Rating | IP66/67 |
| Series | KG41B |
| Size Type | S0 |
| Function Code | T203 |
| Switch Function | Acil Durdurma Fonksiyonlu Ana Şalter (0-1) |
| Switch Positions | 0-1 |
| Number of Positions | 2 |
| Front Plate Size (A x B) | 64 x 64 mm |
| Handle Color | Red (sarı ön plaka) |
| Conventional Free Air Thermal Current (Ith) | 40 A |
| Ambient temperature for rated current | 50 °C (24 hours, tepe 55 °C) |
| Conventional Enclosed Thermal Current (Ithe) | 40 A |
| Rated Insulation Voltage (Ui) | 690 V (AC 50/60 Hz) |
| Rated Impulse Withstand Voltage (Uimp) | 6 kV |
| Overvoltage category | III |
| Pollution Degree | 3 |
| Rated Operational Current AC-20A (Ie) | 690 V: 40 A |
| Rated Operational Current AC-21A (Ie) | 20–690 V: 40 A |
| Rated Operational Current AC-22A (Ie) | 220–500 V: 40 A; 660–690 V: 40 A |
| Rated Operational Power AC-3 (Pe) | 3-phase: 220–240 V 7.5 kW; 380–440 V 11 kW; 500 V 15 kW; 660–690 V 11 kW |
| Rated Operational Power AC-23A (Pe) | 3-phase: 220–240 V 7.5 kW; 380–440 V 15 kW; 500 V 18.5 kW; 660–690 V 15 kW |
| Maximum Fuse Current | gG 50 A |
| Rated Short-Time Withstand Current (Icw) | 500 A (1 s) |
| Breaking Capacity | 220–240 V: 300 A; 380–440 V: 300 A; 660–690 V: 150 A |
| Power Loss per Pole | 1 W |
| Solid Conductor Cable Cross-Section | 1.5–16 mm2 |
| Stranded Conductor Cable Cross-Section | 16 mm2 |
| Flexible Conductor Cross-Section | 2.5–10 mm2 |
| Conductor Cross-Section with Ferrule | 1.5–10 mm2 |
| Cable section (AWG/MCM) | AWG 6 |
| Conductor Material | Copper only (individual strands may be tinned or silver-plated; conductor ends must not be soldered) |
| Tightening Torque | 1.8 Nm (16 lb-in) |
| Recommended Screw Driver | Pozidriv/Phillips PH2; slotted 1.2 x 6.5 mm (DIN 5264) |
| Contact Type | Rigid bridging link |
| Contact Material | Silver |
| Connection Type | Screw terminal |
| UL/CSA Rated Insulation Voltage (Ui) | 600 V AC |
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